[
  {
    "id": 50000,
    "assignee_id": 4000,
    "assignment_question_id": 300101,
    "answer_type": "LATEX",
    "answer_latex": "700",
    "extracted_answer": "700",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774802682000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 42,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Place Value",
    "_question_sub_topic": "Multi-digit numbers",
    "_question_difficulty": "EASY",
    "_answered_at": 1774802682000
  },
  {
    "id": 50001,
    "assignee_id": 4000,
    "assignment_question_id": 300102,
    "answer_type": "LATEX",
    "answer_latex": "25000",
    "extracted_answer": "25000",
    "solve_mode": "handwritten",
    "working_steps": "I worked it out on paper using multi-digit numbers and checked that the final answer was 25000.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.85,
    "review_question_score": 1.0,
    "review_confidence": 0.78,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774802845000,
    "_solve_mode": "handwritten",
    "_time_on_task_seconds": 135,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Place Value",
    "_question_sub_topic": "Multi-digit numbers",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1774802845000
  },
  {
    "id": 50002,
    "assignee_id": 4000,
    "assignment_question_id": 300103,
    "answer_type": "LATEX",
    "answer_latex": "7/100",
    "extracted_answer": "7/100",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774802954000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 104,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Place Value",
    "_question_sub_topic": "Decimals",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1774802954000
  },
  {
    "id": 50003,
    "assignee_id": 4000,
    "assignment_question_id": 300104,
    "answer_type": "LATEX",
    "answer_latex": "383?",
    "extracted_answer": "383?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 383.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 383. The answer does not match the correct answer (383), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (383), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774803048000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 81,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Addition",
    "_question_difficulty": "EASY",
    "_answered_at": 1774803048000
  },
  {
    "id": 50004,
    "assignee_id": 4000,
    "assignment_question_id": 300105,
    "answer_type": "LATEX",
    "answer_latex": "456?",
    "extracted_answer": "456?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 456.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 456. The answer does not match the correct answer (456), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (456), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774803139000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 75,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1774803139000
  },
  {
    "id": 50005,
    "assignee_id": 4000,
    "assignment_question_id": 300106,
    "answer_type": "LATEX",
    "answer_latex": "11",
    "extracted_answer": "11",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774803195000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 43,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "BIDMAS",
    "_question_sub_topic": null,
    "_question_difficulty": "EASY",
    "_answered_at": 1774803195000
  },
  {
    "id": 50006,
    "assignee_id": 4000,
    "assignment_question_id": 300107,
    "answer_type": "LATEX",
    "answer_latex": "1/2",
    "extracted_answer": "1/2",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774803262000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 38,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Equivalent",
    "_question_difficulty": "EASY",
    "_answered_at": 1774803262000
  },
  {
    "id": 50007,
    "assignee_id": 4000,
    "assignment_question_id": 300108,
    "answer_type": "LATEX",
    "answer_latex": "8",
    "extracted_answer": "8",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774803372000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 82,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Data",
    "_question_sub_topic": "Mean",
    "_question_difficulty": "EASY",
    "_answered_at": 1774803372000
  },
  {
    "id": 50008,
    "assignee_id": 4001,
    "assignment_question_id": 300101,
    "answer_type": "LATEX",
    "answer_latex": "70",
    "extracted_answer": "70",
    "solve_mode": "step_by_step",
    "working_steps": "I tried a step-by-step method for multi-digit numbers, but I got 70. I lined the digits up incorrectly and misread the place value.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 700.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 700. The student misread place value, causing digits to be aligned incorrectly.",
    "review_needs_attention": true,
    "review_issue_reason": "The student misread place value, causing digits to be aligned incorrectly.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.4,
    "review_question_score": 1.0,
    "review_confidence": 0.55,
    "review_tags": [
      "place_value_misalignment"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774810751000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 71,
    "_is_correct": false,
    "_misconception_tag": "place_value_misalignment",
    "_question_topic": "Place Value",
    "_question_sub_topic": "Multi-digit numbers",
    "_question_difficulty": "EASY",
    "_answered_at": 1774810751000
  },
  {
    "id": 50009,
    "assignee_id": 4001,
    "assignment_question_id": 300102,
    "answer_type": "LATEX",
    "answer_latex": "24000",
    "extracted_answer": "24000",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 25000.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 25000. The student misread place value, causing digits to be aligned incorrectly.",
    "review_needs_attention": true,
    "review_issue_reason": "The student misread place value, causing digits to be aligned incorrectly.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "place_value_misalignment"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774810869000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 108,
    "_is_correct": false,
    "_misconception_tag": "place_value_misalignment",
    "_question_topic": "Place Value",
    "_question_sub_topic": "Multi-digit numbers",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1774810869000
  },
  {
    "id": 50010,
    "assignee_id": 4001,
    "assignment_question_id": 300103,
    "answer_type": "LATEX",
    "answer_latex": "7/10",
    "extracted_answer": "7/10",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 7/100.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 7/100. The student misread place value, causing digits to be aligned incorrectly.",
    "review_needs_attention": true,
    "review_issue_reason": "The student misread place value, causing digits to be aligned incorrectly.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "place_value_misalignment"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774810964000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 76,
    "_is_correct": false,
    "_misconception_tag": "place_value_misalignment",
    "_question_topic": "Place Value",
    "_question_sub_topic": "Decimals",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1774810964000
  },
  {
    "id": 50011,
    "assignee_id": 4001,
    "assignment_question_id": 300104,
    "answer_type": "LATEX",
    "answer_latex": "383",
    "extracted_answer": "383",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for addition and got the correct answer 383.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.95,
    "review_question_score": 1.0,
    "review_confidence": 0.82,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774811050000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 65,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Addition",
    "_question_difficulty": "EASY",
    "_answered_at": 1774811050000
  },
  {
    "id": 50012,
    "assignee_id": 4001,
    "assignment_question_id": 300105,
    "answer_type": "LATEX",
    "answer_latex": "456",
    "extracted_answer": "456",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774811186000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 130,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1774811186000
  },
  {
    "id": 50013,
    "assignee_id": 4001,
    "assignment_question_id": 300106,
    "answer_type": "LATEX",
    "answer_latex": "11?",
    "extracted_answer": "11?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 11.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 11. The answer does not match the correct answer (11), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (11), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774811295000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 90,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "BIDMAS",
    "_question_sub_topic": null,
    "_question_difficulty": "EASY",
    "_answered_at": 1774811295000
  },
  {
    "id": 50014,
    "assignee_id": 4001,
    "assignment_question_id": 300107,
    "answer_type": "LATEX",
    "answer_latex": "1/2?",
    "extracted_answer": "1/2?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 1/2.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 1/2. The answer does not match the correct answer (1/2), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (1/2), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774811380000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 66,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Equivalent",
    "_question_difficulty": "EASY",
    "_answered_at": 1774811380000
  },
  {
    "id": 50015,
    "assignee_id": 4001,
    "assignment_question_id": 300108,
    "answer_type": "LATEX",
    "answer_latex": "8?",
    "extracted_answer": "8?",
    "solve_mode": "step_by_step",
    "working_steps": "I tried a step-by-step method for mean, but I got 8?. My method did not lead to the expected answer 8.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 8.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 8. The answer does not match the correct answer (8), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (8), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.4,
    "review_question_score": 1.0,
    "review_confidence": 0.55,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774811454000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 50,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Data",
    "_question_sub_topic": "Mean",
    "_question_difficulty": "EASY",
    "_answered_at": 1774811454000
  },
  {
    "id": 50016,
    "assignee_id": 4002,
    "assignment_question_id": 300101,
    "answer_type": "LATEX",
    "answer_latex": "700?",
    "extracted_answer": "700?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 700.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 700. The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_needs_attention": true,
    "review_issue_reason": "The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "arithmetic_slip"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774800306000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 66,
    "_is_correct": false,
    "_misconception_tag": "arithmetic_slip",
    "_question_topic": "Place Value",
    "_question_sub_topic": "Multi-digit numbers",
    "_question_difficulty": "EASY",
    "_answered_at": 1774800306000
  },
  {
    "id": 50017,
    "assignee_id": 4002,
    "assignment_question_id": 300102,
    "answer_type": "LATEX",
    "answer_latex": "25000?",
    "extracted_answer": "25000?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 25000.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 25000. The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_needs_attention": true,
    "review_issue_reason": "The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "arithmetic_slip"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774800433000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 97,
    "_is_correct": false,
    "_misconception_tag": "arithmetic_slip",
    "_question_topic": "Place Value",
    "_question_sub_topic": "Multi-digit numbers",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1774800433000
  },
  {
    "id": 50018,
    "assignee_id": 4002,
    "assignment_question_id": 300103,
    "answer_type": "LATEX",
    "answer_latex": "7/100",
    "extracted_answer": "7/100",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774800576000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 120,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Place Value",
    "_question_sub_topic": "Decimals",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1774800576000
  },
  {
    "id": 50019,
    "assignee_id": 4002,
    "assignment_question_id": 300104,
    "answer_type": "LATEX",
    "answer_latex": "383",
    "extracted_answer": "383",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774800637000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 39,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Addition",
    "_question_difficulty": "EASY",
    "_answered_at": 1774800637000
  },
  {
    "id": 50020,
    "assignee_id": 4002,
    "assignment_question_id": 300105,
    "answer_type": "LATEX",
    "answer_latex": "466",
    "extracted_answer": "466",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 456.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 456. The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_needs_attention": true,
    "review_issue_reason": "The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "arithmetic_slip"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774800756000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 107,
    "_is_correct": false,
    "_misconception_tag": "arithmetic_slip",
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1774800756000
  },
  {
    "id": 50021,
    "assignee_id": 4002,
    "assignment_question_id": 300106,
    "answer_type": "LATEX",
    "answer_latex": "11",
    "extracted_answer": "11",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774800833000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 66,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "BIDMAS",
    "_question_sub_topic": null,
    "_question_difficulty": "EASY",
    "_answered_at": 1774800833000
  },
  {
    "id": 50022,
    "assignee_id": 4002,
    "assignment_question_id": 300107,
    "answer_type": "LATEX",
    "answer_latex": "1/2?",
    "extracted_answer": "1/2?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 1/2.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 1/2. The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_needs_attention": true,
    "review_issue_reason": "The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "arithmetic_slip"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774800884000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 43,
    "_is_correct": false,
    "_misconception_tag": "arithmetic_slip",
    "_question_topic": "Fractions",
    "_question_sub_topic": "Equivalent",
    "_question_difficulty": "EASY",
    "_answered_at": 1774800884000
  },
  {
    "id": 50023,
    "assignee_id": 4002,
    "assignment_question_id": 300108,
    "answer_type": "LATEX",
    "answer_latex": "8?",
    "extracted_answer": "8?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 8.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 8. The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_needs_attention": true,
    "review_issue_reason": "The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "arithmetic_slip"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774800944000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 40,
    "_is_correct": false,
    "_misconception_tag": "arithmetic_slip",
    "_question_topic": "Data",
    "_question_sub_topic": "Mean",
    "_question_difficulty": "EASY",
    "_answered_at": 1774800944000
  },
  {
    "id": 50024,
    "assignee_id": 4003,
    "assignment_question_id": 300101,
    "answer_type": "LATEX",
    "answer_latex": "700?",
    "extracted_answer": "700?",
    "solve_mode": "step_by_step",
    "working_steps": "I tried a step-by-step method for multi-digit numbers, but I got 700?. I could start the method, but I was not secure enough to finish it independently.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 700.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 700. The student appears dependent on scaffolding and does not show secure independent understanding.",
    "review_needs_attention": true,
    "review_issue_reason": "The student appears dependent on scaffolding and does not show secure independent understanding.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.4,
    "review_question_score": 1.0,
    "review_confidence": 0.55,
    "review_tags": [
      "scaffolding_dependence"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774813151000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 71,
    "_is_correct": false,
    "_misconception_tag": "scaffolding_dependence",
    "_question_topic": "Place Value",
    "_question_sub_topic": "Multi-digit numbers",
    "_question_difficulty": "EASY",
    "_answered_at": 1774813151000
  },
  {
    "id": 50025,
    "assignee_id": 4003,
    "assignment_question_id": 300102,
    "answer_type": "LATEX",
    "answer_latex": "25000",
    "extracted_answer": "25000",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774813272000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 97,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Place Value",
    "_question_sub_topic": "Multi-digit numbers",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1774813272000
  },
  {
    "id": 50026,
    "assignee_id": 4003,
    "assignment_question_id": 300103,
    "answer_type": "LATEX",
    "answer_latex": "7/100?",
    "extracted_answer": "7/100?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 7/100.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 7/100. The student appears dependent on scaffolding and does not show secure independent understanding.",
    "review_needs_attention": true,
    "review_issue_reason": "The student appears dependent on scaffolding and does not show secure independent understanding.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "scaffolding_dependence"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774813379000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 87,
    "_is_correct": false,
    "_misconception_tag": "scaffolding_dependence",
    "_question_topic": "Place Value",
    "_question_sub_topic": "Decimals",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1774813379000
  },
  {
    "id": 50027,
    "assignee_id": 4003,
    "assignment_question_id": 300104,
    "answer_type": "LATEX",
    "answer_latex": "383?",
    "extracted_answer": "383?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 383.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 383. The student appears dependent on scaffolding and does not show secure independent understanding.",
    "review_needs_attention": true,
    "review_issue_reason": "The student appears dependent on scaffolding and does not show secure independent understanding.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "scaffolding_dependence"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774813451000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 61,
    "_is_correct": false,
    "_misconception_tag": "scaffolding_dependence",
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Addition",
    "_question_difficulty": "EASY",
    "_answered_at": 1774813451000
  },
  {
    "id": 50028,
    "assignee_id": 4003,
    "assignment_question_id": 300105,
    "answer_type": "LATEX",
    "answer_latex": "456",
    "extracted_answer": "456",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for arithmetic and reached 456.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.65,
    "review_question_score": 1.0,
    "review_confidence": 0.62,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774813571000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 91,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1774813571000
  },
  {
    "id": 50029,
    "assignee_id": 4003,
    "assignment_question_id": 300106,
    "answer_type": "LATEX",
    "answer_latex": "11",
    "extracted_answer": "11",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774813672000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 93,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "BIDMAS",
    "_question_sub_topic": null,
    "_question_difficulty": "EASY",
    "_answered_at": 1774813672000
  },
  {
    "id": 50030,
    "assignee_id": 4003,
    "assignment_question_id": 300107,
    "answer_type": "LATEX",
    "answer_latex": "1/2",
    "extracted_answer": "1/2",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774813735000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 36,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Equivalent",
    "_question_difficulty": "EASY",
    "_answered_at": 1774813735000
  },
  {
    "id": 50031,
    "assignee_id": 4003,
    "assignment_question_id": 300108,
    "answer_type": "LATEX",
    "answer_latex": "8",
    "extracted_answer": "8",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for data and reached 8.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.65,
    "review_question_score": 1.0,
    "review_confidence": 0.62,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774813846000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 94,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Data",
    "_question_sub_topic": "Mean",
    "_question_difficulty": "EASY",
    "_answered_at": 1774813846000
  },
  {
    "id": 50032,
    "assignee_id": 4004,
    "assignment_question_id": 300101,
    "answer_type": "LATEX",
    "answer_latex": "700",
    "extracted_answer": "700",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for multi-digit numbers and got the correct answer 700.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.95,
    "review_question_score": 1.0,
    "review_confidence": 0.82,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774811511000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 51,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Place Value",
    "_question_sub_topic": "Multi-digit numbers",
    "_question_difficulty": "EASY",
    "_answered_at": 1774811511000
  },
  {
    "id": 50033,
    "assignee_id": 4004,
    "assignment_question_id": 300102,
    "answer_type": "LATEX",
    "answer_latex": "25000",
    "extracted_answer": "25000",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774811612000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 83,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Place Value",
    "_question_sub_topic": "Multi-digit numbers",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1774811612000
  },
  {
    "id": 50034,
    "assignee_id": 4004,
    "assignment_question_id": 300103,
    "answer_type": "LATEX",
    "answer_latex": "7/100",
    "extracted_answer": "7/100",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774811720000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 85,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Place Value",
    "_question_sub_topic": "Decimals",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1774811720000
  },
  {
    "id": 50035,
    "assignee_id": 4004,
    "assignment_question_id": 300104,
    "answer_type": "LATEX",
    "answer_latex": "383",
    "extracted_answer": "383",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774811773000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 45,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Addition",
    "_question_difficulty": "EASY",
    "_answered_at": 1774811773000
  },
  {
    "id": 50036,
    "assignee_id": 4004,
    "assignment_question_id": 300105,
    "answer_type": "LATEX",
    "answer_latex": "456",
    "extracted_answer": "456",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
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    "_time_on_task_seconds": 81,
    "_is_correct": true,
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  {
    "id": 50037,
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    "assignment_question_id": 300106,
    "answer_type": "LATEX",
    "answer_latex": "11?",
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    "ai_reasoning": "Incorrect; expected 11.",
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    "assignment_question_id": 300107,
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    "assignment_question_id": 300108,
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    "working_steps": "I used a step-by-step method for mean and got the correct answer 8.",
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    "extracted_answer": "700",
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    "working_steps": "I solved it mentally and wrote the final answer only.",
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  {
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    "review_needs_attention": true,
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    "assignment_question_id": 300103,
    "answer_type": "LATEX",
    "answer_latex": "7/100?",
    "extracted_answer": "7/100?",
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    "working_steps": "I tried a step-by-step method for decimals, but I got 7/100?. My method did not lead to the expected answer 7/100.",
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    "ai_reasoning": "Incorrect; expected 7/100.",
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    "ai_feedback": "Incorrect answer compared with the expected answer 7/100. The answer does not match the correct answer (7/100), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
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  {
    "id": 50043,
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    "answer_type": "LATEX",
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    "created_at": 1774800711000,
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    "_time_on_task_seconds": 44,
    "_is_correct": true,
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    "_question_topic": "Arithmetic",
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    "_answered_at": 1774800711000
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  {
    "id": 50044,
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    "answer_type": "LATEX",
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  {
    "id": 50045,
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    "answer_type": "LATEX",
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    "created_at": 1774800907000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 35,
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    "id": 50046,
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    "assignment_question_id": 300107,
    "answer_type": "LATEX",
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    "_question_topic": "Fractions",
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  {
    "id": 50047,
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    "answer_type": "LATEX",
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  {
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    "answer_type": "LATEX",
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  {
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    "assignment_question_id": 300102,
    "answer_type": "LATEX",
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    "assignment_question_id": 300103,
    "answer_type": "LATEX",
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  {
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    "answer_type": "LATEX",
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    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 48,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
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    "_question_difficulty": "EASY",
    "_answered_at": 1774801394000
  },
  {
    "id": 50052,
    "assignee_id": 4006,
    "assignment_question_id": 300105,
    "answer_type": "LATEX",
    "answer_latex": "456",
    "extracted_answer": "456",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for subtraction and got the correct answer 456.",
    "graded_marks": 1,
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    "ai_feedback": "Correct answer with clear method evidence.",
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    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 100,
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    "_question_topic": "Arithmetic",
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    "_answered_at": 1774801521000
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  {
    "id": 50053,
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    "assignment_question_id": 300106,
    "answer_type": "LATEX",
    "answer_latex": "11?",
    "extracted_answer": "11?",
    "solve_mode": "step_by_step",
    "working_steps": "I tried a step-by-step method for bidmas, but I got 11?. My method did not lead to the expected answer 11.",
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    "ai_reasoning": "Incorrect; expected 11.",
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    "ai_feedback": "Incorrect answer compared with the expected answer 11. The answer does not match the correct answer (11), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (11), showing an incomplete understanding of the method.",
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    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 60,
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    "answer_type": "LATEX",
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    "ai_feedback": "Correct answer with secure understanding shown.",
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    "_time_on_task_seconds": 58,
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    "_question_topic": "Fractions",
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    "_question_difficulty": "EASY",
    "_answered_at": 1774801674000
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  {
    "id": 50055,
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    "assignment_question_id": 300108,
    "answer_type": "LATEX",
    "answer_latex": "8",
    "extracted_answer": "8",
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    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
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    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774801728000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 41,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Data",
    "_question_sub_topic": "Mean",
    "_question_difficulty": "EASY",
    "_answered_at": 1774801728000
  },
  {
    "id": 50056,
    "assignee_id": 4007,
    "assignment_question_id": 300101,
    "answer_type": "LATEX",
    "answer_latex": "700",
    "extracted_answer": "700",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774805146000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 46,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Place Value",
    "_question_sub_topic": "Multi-digit numbers",
    "_question_difficulty": "EASY",
    "_answered_at": 1774805146000
  },
  {
    "id": 50057,
    "assignee_id": 4007,
    "assignment_question_id": 300102,
    "answer_type": "LATEX",
    "answer_latex": "25000?",
    "extracted_answer": "25000?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 25000.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 25000. The answer does not match the correct answer (25000), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (25000), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774805257000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 90,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Place Value",
    "_question_sub_topic": "Multi-digit numbers",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1774805257000
  },
  {
    "id": 50058,
    "assignee_id": 4007,
    "assignment_question_id": 300103,
    "answer_type": "LATEX",
    "answer_latex": "7/100?",
    "extracted_answer": "7/100?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 7/100.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 7/100. The answer does not match the correct answer (7/100), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (7/100), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774805378000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 110,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Place Value",
    "_question_sub_topic": "Decimals",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1774805378000
  },
  {
    "id": 50059,
    "assignee_id": 4007,
    "assignment_question_id": 300104,
    "answer_type": "LATEX",
    "answer_latex": "383",
    "extracted_answer": "383",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774805467000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 76,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Addition",
    "_question_difficulty": "EASY",
    "_answered_at": 1774805467000
  },
  {
    "id": 50060,
    "assignee_id": 4007,
    "assignment_question_id": 300105,
    "answer_type": "LATEX",
    "answer_latex": "456",
    "extracted_answer": "456",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774805629000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 132,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1774805629000
  },
  {
    "id": 50061,
    "assignee_id": 4007,
    "assignment_question_id": 300106,
    "answer_type": "LATEX",
    "answer_latex": "11?",
    "extracted_answer": "11?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 11.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 11. The answer does not match the correct answer (11), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (11), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774805718000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 64,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "BIDMAS",
    "_question_sub_topic": null,
    "_question_difficulty": "EASY",
    "_answered_at": 1774805718000
  },
  {
    "id": 50062,
    "assignee_id": 4007,
    "assignment_question_id": 300107,
    "answer_type": "LATEX",
    "answer_latex": "1/2",
    "extracted_answer": "1/2",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774805791000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 56,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Equivalent",
    "_question_difficulty": "EASY",
    "_answered_at": 1774805791000
  },
  {
    "id": 50063,
    "assignee_id": 4007,
    "assignment_question_id": 300108,
    "answer_type": "LATEX",
    "answer_latex": "8?",
    "extracted_answer": "8?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 8.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 8. The answer does not match the correct answer (8), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (8), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774805871000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 56,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Data",
    "_question_sub_topic": "Mean",
    "_question_difficulty": "EASY",
    "_answered_at": 1774805871000
  },
  {
    "id": 50064,
    "assignee_id": 4008,
    "assignment_question_id": 300101,
    "answer_type": "LATEX",
    "answer_latex": "700",
    "extracted_answer": "700",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774806156000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 36,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Place Value",
    "_question_sub_topic": "Multi-digit numbers",
    "_question_difficulty": "EASY",
    "_answered_at": 1774806156000
  },
  {
    "id": 50065,
    "assignee_id": 4008,
    "assignment_question_id": 300102,
    "answer_type": "LATEX",
    "answer_latex": "25000",
    "extracted_answer": "25000",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774806268000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 90,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Place Value",
    "_question_sub_topic": "Multi-digit numbers",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1774806268000
  },
  {
    "id": 50066,
    "assignee_id": 4008,
    "assignment_question_id": 300103,
    "answer_type": "LATEX",
    "answer_latex": "7/100",
    "extracted_answer": "7/100",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774806393000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 99,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Place Value",
    "_question_sub_topic": "Decimals",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1774806393000
  },
  {
    "id": 50067,
    "assignee_id": 4008,
    "assignment_question_id": 300104,
    "answer_type": "LATEX",
    "answer_latex": "383",
    "extracted_answer": "383",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774806473000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 56,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Addition",
    "_question_difficulty": "EASY",
    "_answered_at": 1774806473000
  },
  {
    "id": 50068,
    "assignee_id": 4008,
    "assignment_question_id": 300105,
    "answer_type": "LATEX",
    "answer_latex": "456?",
    "extracted_answer": "456?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 456.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 456. The answer does not match the correct answer (456), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (456), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774806629000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 128,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1774806629000
  },
  {
    "id": 50069,
    "assignee_id": 4008,
    "assignment_question_id": 300106,
    "answer_type": "LATEX",
    "answer_latex": "11?",
    "extracted_answer": "11?",
    "solve_mode": "step_by_step",
    "working_steps": "I tried a step-by-step method for bidmas, but I got 11?. My method did not lead to the expected answer 11.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 11.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 11. The answer does not match the correct answer (11), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (11), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.4,
    "review_question_score": 1.0,
    "review_confidence": 0.55,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774806696000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 51,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "BIDMAS",
    "_question_sub_topic": null,
    "_question_difficulty": "EASY",
    "_answered_at": 1774806696000
  },
  {
    "id": 50070,
    "assignee_id": 4008,
    "assignment_question_id": 300107,
    "answer_type": "LATEX",
    "answer_latex": "1/2?",
    "extracted_answer": "1/2?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 1/2.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 1/2. The answer does not match the correct answer (1/2), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (1/2), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774806781000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 64,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Equivalent",
    "_question_difficulty": "EASY",
    "_answered_at": 1774806781000
  },
  {
    "id": 50071,
    "assignee_id": 4008,
    "assignment_question_id": 300108,
    "answer_type": "LATEX",
    "answer_latex": "8?",
    "extracted_answer": "8?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 8.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 8. The answer does not match the correct answer (8), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (8), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774806854000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 57,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Data",
    "_question_sub_topic": "Mean",
    "_question_difficulty": "EASY",
    "_answered_at": 1774806854000
  },
  {
    "id": 50072,
    "assignee_id": 4009,
    "assignment_question_id": 300101,
    "answer_type": "LATEX",
    "answer_latex": "700",
    "extracted_answer": "700",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for place value and reached 700.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.65,
    "review_question_score": 1.0,
    "review_confidence": 0.62,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774810733000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 53,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Place Value",
    "_question_sub_topic": "Multi-digit numbers",
    "_question_difficulty": "EASY",
    "_answered_at": 1774810733000
  },
  {
    "id": 50073,
    "assignee_id": 4009,
    "assignment_question_id": 300102,
    "answer_type": "LATEX",
    "answer_latex": "25000",
    "extracted_answer": "25000",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774810888000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 135,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Place Value",
    "_question_sub_topic": "Multi-digit numbers",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1774810888000
  },
  {
    "id": 50074,
    "assignee_id": 4009,
    "assignment_question_id": 300103,
    "answer_type": "LATEX",
    "answer_latex": "7/100",
    "extracted_answer": "7/100",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for decimals and got the correct answer 7/100.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
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    "review_correctness_score": 1.0,
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    "review_confidence": 0.82,
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    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774811015000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 99,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Place Value",
    "_question_sub_topic": "Decimals",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1774811015000
  },
  {
    "id": 50075,
    "assignee_id": 4009,
    "assignment_question_id": 300104,
    "answer_type": "LATEX",
    "answer_latex": "383",
    "extracted_answer": "383",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1774811098000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 71,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Addition",
    "_question_difficulty": "EASY",
    "_answered_at": 1774811098000
  },
  {
    "id": 50076,
    "assignee_id": 4009,
    "assignment_question_id": 300105,
    "answer_type": "LATEX",
    "answer_latex": "456",
    "extracted_answer": "456",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1774811236000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 114,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1774811236000
  },
  {
    "id": 50077,
    "assignee_id": 4009,
    "assignment_question_id": 300106,
    "answer_type": "LATEX",
    "answer_latex": "11",
    "extracted_answer": "11",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for bidmas and reached 11.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.65,
    "review_question_score": 1.0,
    "review_confidence": 0.62,
    "review_tags": [],
    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1774811322000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 71,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "BIDMAS",
    "_question_sub_topic": null,
    "_question_difficulty": "EASY",
    "_answered_at": 1774811322000
  },
  {
    "id": 50078,
    "assignee_id": 4009,
    "assignment_question_id": 300107,
    "answer_type": "LATEX",
    "answer_latex": "1/2",
    "extracted_answer": "1/2",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1774811390000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 53,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Equivalent",
    "_question_difficulty": "EASY",
    "_answered_at": 1774811390000
  },
  {
    "id": 50079,
    "assignee_id": 4009,
    "assignment_question_id": 300108,
    "answer_type": "LATEX",
    "answer_latex": "8",
    "extracted_answer": "8",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774811452000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 52,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Data",
    "_question_sub_topic": "Mean",
    "_question_difficulty": "EASY",
    "_answered_at": 1774811452000
  },
  {
    "id": 50080,
    "assignee_id": 4010,
    "assignment_question_id": 300101,
    "answer_type": "LATEX",
    "answer_latex": "700",
    "extracted_answer": "700",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774806294000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 54,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Place Value",
    "_question_sub_topic": "Multi-digit numbers",
    "_question_difficulty": "EASY",
    "_answered_at": 1774806294000
  },
  {
    "id": 50081,
    "assignee_id": 4010,
    "assignment_question_id": 300102,
    "answer_type": "LATEX",
    "answer_latex": "25000",
    "extracted_answer": "25000",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774806379000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 76,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Place Value",
    "_question_sub_topic": "Multi-digit numbers",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1774806379000
  },
  {
    "id": 50082,
    "assignee_id": 4010,
    "assignment_question_id": 300103,
    "answer_type": "LATEX",
    "answer_latex": "7/100",
    "extracted_answer": "7/100",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774806502000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 116,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Place Value",
    "_question_sub_topic": "Decimals",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1774806502000
  },
  {
    "id": 50083,
    "assignee_id": 4010,
    "assignment_question_id": 300104,
    "answer_type": "LATEX",
    "answer_latex": "383",
    "extracted_answer": "383",
    "solve_mode": "handwritten",
    "working_steps": "I worked it out on paper using addition and checked that the final answer was 383.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.85,
    "review_question_score": 1.0,
    "review_confidence": 0.78,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774806591000,
    "_solve_mode": "handwritten",
    "_time_on_task_seconds": 69,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Addition",
    "_question_difficulty": "EASY",
    "_answered_at": 1774806591000
  },
  {
    "id": 50084,
    "assignee_id": 4010,
    "assignment_question_id": 300105,
    "answer_type": "LATEX",
    "answer_latex": "456",
    "extracted_answer": "456",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
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    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774806685000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 83,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1774806685000
  },
  {
    "id": 50085,
    "assignee_id": 4010,
    "assignment_question_id": 300106,
    "answer_type": "LATEX",
    "answer_latex": "11?",
    "extracted_answer": "11?",
    "solve_mode": "step_by_step",
    "working_steps": "I tried a step-by-step method for bidmas, but I got 11?. My method did not lead to the expected answer 11.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 11.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 11. The answer does not match the correct answer (11), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (11), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.4,
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    "review_confidence": 0.55,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1774806765000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 53,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "BIDMAS",
    "_question_sub_topic": null,
    "_question_difficulty": "EASY",
    "_answered_at": 1774806765000
  },
  {
    "id": 50086,
    "assignee_id": 4010,
    "assignment_question_id": 300107,
    "answer_type": "LATEX",
    "answer_latex": "1/2?",
    "extracted_answer": "1/2?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 1/2.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 1/2. The answer does not match the correct answer (1/2), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (1/2), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
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    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774806860000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 90,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Equivalent",
    "_question_difficulty": "EASY",
    "_answered_at": 1774806860000
  },
  {
    "id": 50087,
    "assignee_id": 4010,
    "assignment_question_id": 300108,
    "answer_type": "LATEX",
    "answer_latex": "8?",
    "extracted_answer": "8?",
    "solve_mode": "step_by_step",
    "working_steps": "I tried a step-by-step method for mean, but I got 8?. My method did not lead to the expected answer 8.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 8.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 8. The answer does not match the correct answer (8), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (8), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.4,
    "review_question_score": 1.0,
    "review_confidence": 0.55,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774806945000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 77,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Data",
    "_question_sub_topic": "Mean",
    "_question_difficulty": "EASY",
    "_answered_at": 1774806945000
  },
  {
    "id": 50088,
    "assignee_id": 4011,
    "assignment_question_id": 300101,
    "answer_type": "LATEX",
    "answer_latex": "700?",
    "extracted_answer": "700?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 700.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 700. The answer does not match the correct answer (700), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (700), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
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    "is_active": true,
    "created_at": 1774800796000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 76,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Place Value",
    "_question_sub_topic": "Multi-digit numbers",
    "_question_difficulty": "EASY",
    "_answered_at": 1774800796000
  },
  {
    "id": 50089,
    "assignee_id": 4011,
    "assignment_question_id": 300102,
    "answer_type": "LATEX",
    "answer_latex": "25000?",
    "extracted_answer": "25000?",
    "solve_mode": "solve_together",
    "working_steps": "I needed guided help on multi-digit numbers, but I still ended with 25000? instead of 25000.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 25000.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 25000. The answer does not match the correct answer (25000), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (25000), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.28,
    "review_question_score": 1.0,
    "review_confidence": 0.5,
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    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774800896000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 84,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Place Value",
    "_question_sub_topic": "Multi-digit numbers",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1774800896000
  },
  {
    "id": 50090,
    "assignee_id": 4011,
    "assignment_question_id": 300103,
    "answer_type": "LATEX",
    "answer_latex": "7/100",
    "extracted_answer": "7/100",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
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    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774801012000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 94,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Place Value",
    "_question_sub_topic": "Decimals",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1774801012000
  },
  {
    "id": 50091,
    "assignee_id": 4011,
    "assignment_question_id": 300104,
    "answer_type": "LATEX",
    "answer_latex": "383",
    "extracted_answer": "383",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774801104000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 71,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Addition",
    "_question_difficulty": "EASY",
    "_answered_at": 1774801104000
  },
  {
    "id": 50092,
    "assignee_id": 4011,
    "assignment_question_id": 300105,
    "answer_type": "LATEX",
    "answer_latex": "456?",
    "extracted_answer": "456?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 456.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 456. The answer does not match the correct answer (456), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (456), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774801225000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 108,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1774801225000
  },
  {
    "id": 50093,
    "assignee_id": 4011,
    "assignment_question_id": 300106,
    "answer_type": "LATEX",
    "answer_latex": "11?",
    "extracted_answer": "11?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 11.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 11. The answer does not match the correct answer (11), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (11), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774801321000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 80,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "BIDMAS",
    "_question_sub_topic": null,
    "_question_difficulty": "EASY",
    "_answered_at": 1774801321000
  },
  {
    "id": 50094,
    "assignee_id": 4011,
    "assignment_question_id": 300107,
    "answer_type": "LATEX",
    "answer_latex": "1/2",
    "extracted_answer": "1/2",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774801376000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 50,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Equivalent",
    "_question_difficulty": "EASY",
    "_answered_at": 1774801376000
  },
  {
    "id": 50095,
    "assignee_id": 4011,
    "assignment_question_id": 300108,
    "answer_type": "LATEX",
    "answer_latex": "8",
    "extracted_answer": "8",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1774801434000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 50,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Data",
    "_question_sub_topic": "Mean",
    "_question_difficulty": "EASY",
    "_answered_at": 1774801434000
  },
  {
    "id": 50096,
    "assignee_id": 4012,
    "assignment_question_id": 300201,
    "answer_type": "LATEX",
    "answer_latex": "383?",
    "extracted_answer": "383?",
    "solve_mode": "solve_together",
    "working_steps": "I needed guided help on addition, but I still ended with 383? instead of 383.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 383.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 383. The answer does not match the correct answer (383), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (383), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.28,
    "review_question_score": 1.0,
    "review_confidence": 0.5,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775329009000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 49,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Addition",
    "_question_difficulty": "EASY",
    "_answered_at": 1775329009000
  },
  {
    "id": 50097,
    "assignee_id": 4012,
    "assignment_question_id": 300202,
    "answer_type": "LATEX",
    "answer_latex": "456",
    "extracted_answer": "456",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775329107000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 83,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775329107000
  },
  {
    "id": 50098,
    "assignee_id": 4012,
    "assignment_question_id": 300203,
    "answer_type": "LATEX",
    "answer_latex": "2627?",
    "extracted_answer": "2627?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 2627.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 2627. The answer does not match the correct answer (2627), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (2627), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775329307000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 181,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "HARD",
    "_answered_at": 1775329307000
  },
  {
    "id": 50099,
    "assignee_id": 4012,
    "assignment_question_id": 300204,
    "answer_type": "LATEX",
    "answer_latex": "196",
    "extracted_answer": "196",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775329408000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 75,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Multiplication",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775329408000
  },
  {
    "id": 50100,
    "assignee_id": 4012,
    "assignment_question_id": 300205,
    "answer_type": "LATEX",
    "answer_latex": "24?",
    "extracted_answer": "24?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 24.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 24. The answer does not match the correct answer (24), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (24), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775329539000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 121,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Division",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775329539000
  },
  {
    "id": 50101,
    "assignee_id": 4012,
    "assignment_question_id": 300206,
    "answer_type": "LATEX",
    "answer_latex": "3744",
    "extracted_answer": "3744",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for multiplication and got the correct answer 3744.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.95,
    "review_question_score": 1.0,
    "review_confidence": 0.82,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775329719000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 171,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Multiplication",
    "_question_difficulty": "HARD",
    "_answered_at": 1775329719000
  },
  {
    "id": 50102,
    "assignee_id": 4012,
    "assignment_question_id": 300207,
    "answer_type": "LATEX",
    "answer_latex": "15",
    "extracted_answer": "15",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for word problem and got the correct answer 15.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.95,
    "review_question_score": 1.0,
    "review_confidence": 0.82,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775329807000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 82,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "EASY",
    "_answered_at": 1775329807000
  },
  {
    "id": 50103,
    "assignee_id": 4012,
    "assignment_question_id": 300208,
    "answer_type": "LATEX",
    "answer_latex": "51",
    "extracted_answer": "51",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for word problem and got the correct answer 51.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.95,
    "review_question_score": 1.0,
    "review_confidence": 0.82,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775329920000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 86,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775329920000
  },
  {
    "id": 50104,
    "assignee_id": 4013,
    "assignment_question_id": 300201,
    "answer_type": "LATEX",
    "answer_latex": "383?",
    "extracted_answer": "383?",
    "solve_mode": "solve_together",
    "working_steps": "I needed guided help on addition, but I still ended with 383? instead of 383.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 383.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 383. The answer does not match the correct answer (383), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (383), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.28,
    "review_question_score": 1.0,
    "review_confidence": 0.5,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775326904000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 44,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Addition",
    "_question_difficulty": "EASY",
    "_answered_at": 1775326904000
  },
  {
    "id": 50105,
    "assignee_id": 4013,
    "assignment_question_id": 300202,
    "answer_type": "LATEX",
    "answer_latex": "456",
    "extracted_answer": "456",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775327032000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 99,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775327032000
  },
  {
    "id": 50106,
    "assignee_id": 4013,
    "assignment_question_id": 300203,
    "answer_type": "LATEX",
    "answer_latex": "3737",
    "extracted_answer": "3737",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 2627.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 2627. The student misread place value, causing digits to be aligned incorrectly.",
    "review_needs_attention": true,
    "review_issue_reason": "The student misread place value, causing digits to be aligned incorrectly.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "place_value_misalignment"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775327242000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 185,
    "_is_correct": false,
    "_misconception_tag": "place_value_misalignment",
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "HARD",
    "_answered_at": 1775327242000
  },
  {
    "id": 50107,
    "assignee_id": 4013,
    "assignment_question_id": 300204,
    "answer_type": "LATEX",
    "answer_latex": "196?",
    "extracted_answer": "196?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 196.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 196. The answer does not match the correct answer (196), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (196), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775327381000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 130,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Multiplication",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775327381000
  },
  {
    "id": 50108,
    "assignee_id": 4013,
    "assignment_question_id": 300205,
    "answer_type": "LATEX",
    "answer_latex": "24",
    "extracted_answer": "24",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775327479000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 93,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Division",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775327479000
  },
  {
    "id": 50109,
    "assignee_id": 4013,
    "assignment_question_id": 300206,
    "answer_type": "LATEX",
    "answer_latex": "374",
    "extracted_answer": "374",
    "solve_mode": "step_by_step",
    "working_steps": "I tried a step-by-step method for multiplication, but I got 374. I lined the digits up incorrectly and misread the place value.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 3744.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 3744. The student misread place value, causing digits to be aligned incorrectly.",
    "review_needs_attention": true,
    "review_issue_reason": "The student misread place value, causing digits to be aligned incorrectly.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.4,
    "review_question_score": 1.0,
    "review_confidence": 0.55,
    "review_tags": [
      "place_value_misalignment"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775327642000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 138,
    "_is_correct": false,
    "_misconception_tag": "place_value_misalignment",
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Multiplication",
    "_question_difficulty": "HARD",
    "_answered_at": 1775327642000
  },
  {
    "id": 50110,
    "assignee_id": 4013,
    "assignment_question_id": 300207,
    "answer_type": "LATEX",
    "answer_latex": "15",
    "extracted_answer": "15",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775327702000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 50,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "EASY",
    "_answered_at": 1775327702000
  },
  {
    "id": 50111,
    "assignee_id": 4013,
    "assignment_question_id": 300208,
    "answer_type": "LATEX",
    "answer_latex": "51",
    "extracted_answer": "51",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775327832000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 119,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775327832000
  },
  {
    "id": 50112,
    "assignee_id": 4014,
    "assignment_question_id": 300201,
    "answer_type": "LATEX",
    "answer_latex": "373",
    "extracted_answer": "373",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 383.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 383. The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_needs_attention": true,
    "review_issue_reason": "The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "arithmetic_slip"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775320381000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 61,
    "_is_correct": false,
    "_misconception_tag": "arithmetic_slip",
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Addition",
    "_question_difficulty": "EASY",
    "_answered_at": 1775320381000
  },
  {
    "id": 50113,
    "assignee_id": 4014,
    "assignment_question_id": 300202,
    "answer_type": "LATEX",
    "answer_latex": "466",
    "extracted_answer": "466",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 456.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 456. The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_needs_attention": true,
    "review_issue_reason": "The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "arithmetic_slip"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775320504000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 107,
    "_is_correct": false,
    "_misconception_tag": "arithmetic_slip",
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775320504000
  },
  {
    "id": 50114,
    "assignee_id": 4014,
    "assignment_question_id": 300203,
    "answer_type": "LATEX",
    "answer_latex": "2627",
    "extracted_answer": "2627",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775320674000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 145,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "HARD",
    "_answered_at": 1775320674000
  },
  {
    "id": 50115,
    "assignee_id": 4014,
    "assignment_question_id": 300204,
    "answer_type": "LATEX",
    "answer_latex": "196",
    "extracted_answer": "196",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for multiplication and got the correct answer 196.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.95,
    "review_question_score": 1.0,
    "review_confidence": 0.82,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775320798000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 101,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Multiplication",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775320798000
  },
  {
    "id": 50116,
    "assignee_id": 4014,
    "assignment_question_id": 300205,
    "answer_type": "LATEX",
    "answer_latex": "24",
    "extracted_answer": "24",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775320913000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 92,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Division",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775320913000
  },
  {
    "id": 50117,
    "assignee_id": 4014,
    "assignment_question_id": 300206,
    "answer_type": "LATEX",
    "answer_latex": "3724",
    "extracted_answer": "3724",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 3744.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 3744. The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_needs_attention": true,
    "review_issue_reason": "The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "arithmetic_slip"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775321076000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 144,
    "_is_correct": false,
    "_misconception_tag": "arithmetic_slip",
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Multiplication",
    "_question_difficulty": "HARD",
    "_answered_at": 1775321076000
  },
  {
    "id": 50118,
    "assignee_id": 4014,
    "assignment_question_id": 300207,
    "answer_type": "LATEX",
    "answer_latex": "15?",
    "extracted_answer": "15?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 15.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 15. The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_needs_attention": true,
    "review_issue_reason": "The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "arithmetic_slip"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775321118000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 23,
    "_is_correct": false,
    "_misconception_tag": "arithmetic_slip",
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "EASY",
    "_answered_at": 1775321118000
  },
  {
    "id": 50119,
    "assignee_id": 4014,
    "assignment_question_id": 300208,
    "answer_type": "LATEX",
    "answer_latex": "51",
    "extracted_answer": "51",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775321190000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 59,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775321190000
  },
  {
    "id": 50120,
    "assignee_id": 4015,
    "assignment_question_id": 300201,
    "answer_type": "LATEX",
    "answer_latex": "383?",
    "extracted_answer": "383?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 383.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 383. The student appears dependent on scaffolding and does not show secure independent understanding.",
    "review_needs_attention": true,
    "review_issue_reason": "The student appears dependent on scaffolding and does not show secure independent understanding.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "scaffolding_dependence"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775330794000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 94,
    "_is_correct": false,
    "_misconception_tag": "scaffolding_dependence",
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Addition",
    "_question_difficulty": "EASY",
    "_answered_at": 1775330794000
  },
  {
    "id": 50121,
    "assignee_id": 4015,
    "assignment_question_id": 300202,
    "answer_type": "LATEX",
    "answer_latex": "456",
    "extracted_answer": "456",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for arithmetic and reached 456.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.65,
    "review_question_score": 1.0,
    "review_confidence": 0.62,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775330920000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 111,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775330920000
  },
  {
    "id": 50122,
    "assignee_id": 4015,
    "assignment_question_id": 300203,
    "answer_type": "LATEX",
    "answer_latex": "2627",
    "extracted_answer": "2627",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775331084000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 149,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "HARD",
    "_answered_at": 1775331084000
  },
  {
    "id": 50123,
    "assignee_id": 4015,
    "assignment_question_id": 300204,
    "answer_type": "LATEX",
    "answer_latex": "196?",
    "extracted_answer": "196?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 196.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 196. The student appears dependent on scaffolding and does not show secure independent understanding.",
    "review_needs_attention": true,
    "review_issue_reason": "The student appears dependent on scaffolding and does not show secure independent understanding.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "scaffolding_dependence"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775331207000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 116,
    "_is_correct": false,
    "_misconception_tag": "scaffolding_dependence",
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Multiplication",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775331207000
  },
  {
    "id": 50124,
    "assignee_id": 4015,
    "assignment_question_id": 300205,
    "answer_type": "LATEX",
    "answer_latex": "24",
    "extracted_answer": "24",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775331355000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 123,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Division",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775331355000
  },
  {
    "id": 50125,
    "assignee_id": 4015,
    "assignment_question_id": 300206,
    "answer_type": "LATEX",
    "answer_latex": "3744?",
    "extracted_answer": "3744?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 3744.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 3744. The student appears dependent on scaffolding and does not show secure independent understanding.",
    "review_needs_attention": true,
    "review_issue_reason": "The student appears dependent on scaffolding and does not show secure independent understanding.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "scaffolding_dependence"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775331528000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 151,
    "_is_correct": false,
    "_misconception_tag": "scaffolding_dependence",
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Multiplication",
    "_question_difficulty": "HARD",
    "_answered_at": 1775331528000
  },
  {
    "id": 50126,
    "assignee_id": 4015,
    "assignment_question_id": 300207,
    "answer_type": "LATEX",
    "answer_latex": "15",
    "extracted_answer": "15",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775331606000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 51,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "EASY",
    "_answered_at": 1775331606000
  },
  {
    "id": 50127,
    "assignee_id": 4015,
    "assignment_question_id": 300208,
    "answer_type": "LATEX",
    "answer_latex": "51",
    "extracted_answer": "51",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for word problem and got the correct answer 51.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.95,
    "review_question_score": 1.0,
    "review_confidence": 0.82,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775331706000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 79,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775331706000
  },
  {
    "id": 50128,
    "assignee_id": 4016,
    "assignment_question_id": 300201,
    "answer_type": "LATEX",
    "answer_latex": "383",
    "extracted_answer": "383",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775332015000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 55,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Addition",
    "_question_difficulty": "EASY",
    "_answered_at": 1775332015000
  },
  {
    "id": 50129,
    "assignee_id": 4016,
    "assignment_question_id": 300202,
    "answer_type": "LATEX",
    "answer_latex": "456",
    "extracted_answer": "456",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775332143000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 119,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775332143000
  },
  {
    "id": 50130,
    "assignee_id": 4016,
    "assignment_question_id": 300203,
    "answer_type": "LATEX",
    "answer_latex": "2627",
    "extracted_answer": "2627",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775332347000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 194,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "HARD",
    "_answered_at": 1775332347000
  },
  {
    "id": 50131,
    "assignee_id": 4016,
    "assignment_question_id": 300204,
    "answer_type": "LATEX",
    "answer_latex": "196",
    "extracted_answer": "196",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775332509000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 134,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Multiplication",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775332509000
  },
  {
    "id": 50132,
    "assignee_id": 4016,
    "assignment_question_id": 300205,
    "answer_type": "LATEX",
    "answer_latex": "24",
    "extracted_answer": "24",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for arithmetic and reached 24.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.65,
    "review_question_score": 1.0,
    "review_confidence": 0.62,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775332642000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 125,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Division",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775332642000
  },
  {
    "id": 50133,
    "assignee_id": 4016,
    "assignment_question_id": 300206,
    "answer_type": "LATEX",
    "answer_latex": "3744",
    "extracted_answer": "3744",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775332819000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 165,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Multiplication",
    "_question_difficulty": "HARD",
    "_answered_at": 1775332819000
  },
  {
    "id": 50134,
    "assignee_id": 4016,
    "assignment_question_id": 300207,
    "answer_type": "LATEX",
    "answer_latex": "15?",
    "extracted_answer": "15?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 15.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 15. The student did not translate the word problem into the correct calculation.",
    "review_needs_attention": true,
    "review_issue_reason": "The student did not translate the word problem into the correct calculation.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "word_problem_interpretation"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775332902000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 59,
    "_is_correct": false,
    "_misconception_tag": "word_problem_interpretation",
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "EASY",
    "_answered_at": 1775332902000
  },
  {
    "id": 50135,
    "assignee_id": 4016,
    "assignment_question_id": 300208,
    "answer_type": "LATEX",
    "answer_latex": "48",
    "extracted_answer": "48",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 51.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 51. The student did not translate the word problem into the correct calculation.",
    "review_needs_attention": true,
    "review_issue_reason": "The student did not translate the word problem into the correct calculation.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "word_problem_interpretation"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775333024000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 101,
    "_is_correct": false,
    "_misconception_tag": "word_problem_interpretation",
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775333024000
  },
  {
    "id": 50136,
    "assignee_id": 4017,
    "assignment_question_id": 300201,
    "answer_type": "LATEX",
    "answer_latex": "383",
    "extracted_answer": "383",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775328398000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 38,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Addition",
    "_question_difficulty": "EASY",
    "_answered_at": 1775328398000
  },
  {
    "id": 50137,
    "assignee_id": 4017,
    "assignment_question_id": 300202,
    "answer_type": "LATEX",
    "answer_latex": "456",
    "extracted_answer": "456",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775328533000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 115,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775328533000
  },
  {
    "id": 50138,
    "assignee_id": 4017,
    "assignment_question_id": 300203,
    "answer_type": "LATEX",
    "answer_latex": "2627",
    "extracted_answer": "2627",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775328717000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 160,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "HARD",
    "_answered_at": 1775328717000
  },
  {
    "id": 50139,
    "assignee_id": 4017,
    "assignment_question_id": 300204,
    "answer_type": "LATEX",
    "answer_latex": "196?",
    "extracted_answer": "196?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 196.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 196. The answer does not match the correct answer (196), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (196), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775328870000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 134,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Multiplication",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775328870000
  },
  {
    "id": 50140,
    "assignee_id": 4017,
    "assignment_question_id": 300205,
    "answer_type": "LATEX",
    "answer_latex": "24",
    "extracted_answer": "24",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
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    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775329023000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 123,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Division",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775329023000
  },
  {
    "id": 50141,
    "assignee_id": 4017,
    "assignment_question_id": 300206,
    "answer_type": "LATEX",
    "answer_latex": "3744",
    "extracted_answer": "3744",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for multiplication and got the correct answer 3744.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.95,
    "review_question_score": 1.0,
    "review_confidence": 0.82,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775329173000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 141,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Multiplication",
    "_question_difficulty": "HARD",
    "_answered_at": 1775329173000
  },
  {
    "id": 50142,
    "assignee_id": 4017,
    "assignment_question_id": 300207,
    "answer_type": "LATEX",
    "answer_latex": "15",
    "extracted_answer": "15",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775329284000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 82,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "EASY",
    "_answered_at": 1775329284000
  },
  {
    "id": 50143,
    "assignee_id": 4017,
    "assignment_question_id": 300208,
    "answer_type": "LATEX",
    "answer_latex": "51",
    "extracted_answer": "51",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
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    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775329416000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 124,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775329416000
  },
  {
    "id": 50144,
    "assignee_id": 4018,
    "assignment_question_id": 300201,
    "answer_type": "LATEX",
    "answer_latex": "383",
    "extracted_answer": "383",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775329098000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 78,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Addition",
    "_question_difficulty": "EASY",
    "_answered_at": 1775329098000
  },
  {
    "id": 50145,
    "assignee_id": 4018,
    "assignment_question_id": 300202,
    "answer_type": "LATEX",
    "answer_latex": "456?",
    "extracted_answer": "456?",
    "solve_mode": "step_by_step",
    "working_steps": "I tried a step-by-step method for subtraction, but I got 456?. My method did not lead to the expected answer 456.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 456.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 456. The answer does not match the correct answer (456), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (456), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.4,
    "review_question_score": 1.0,
    "review_confidence": 0.55,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775329253000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 126,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775329253000
  },
  {
    "id": 50146,
    "assignee_id": 4018,
    "assignment_question_id": 300203,
    "answer_type": "LATEX",
    "answer_latex": "2627",
    "extracted_answer": "2627",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775329421000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 155,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "HARD",
    "_answered_at": 1775329421000
  },
  {
    "id": 50147,
    "assignee_id": 4018,
    "assignment_question_id": 300204,
    "answer_type": "LATEX",
    "answer_latex": "196",
    "extracted_answer": "196",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for multiplication and got the correct answer 196.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.95,
    "review_question_score": 1.0,
    "review_confidence": 0.82,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775329513000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 77,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Multiplication",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775329513000
  },
  {
    "id": 50148,
    "assignee_id": 4018,
    "assignment_question_id": 300205,
    "answer_type": "LATEX",
    "answer_latex": "24",
    "extracted_answer": "24",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for division and got the correct answer 24.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.95,
    "review_question_score": 1.0,
    "review_confidence": 0.82,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775329609000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 87,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Division",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775329609000
  },
  {
    "id": 50149,
    "assignee_id": 4018,
    "assignment_question_id": 300206,
    "answer_type": "LATEX",
    "answer_latex": "3744?",
    "extracted_answer": "3744?",
    "solve_mode": "step_by_step",
    "working_steps": "I tried a step-by-step method for multiplication, but I got 3744?. My method did not lead to the expected answer 3744.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 3744.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 3744. The answer does not match the correct answer (3744), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (3744), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.4,
    "review_question_score": 1.0,
    "review_confidence": 0.55,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775329761000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 142,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Multiplication",
    "_question_difficulty": "HARD",
    "_answered_at": 1775329761000
  },
  {
    "id": 50150,
    "assignee_id": 4018,
    "assignment_question_id": 300207,
    "answer_type": "LATEX",
    "answer_latex": "15",
    "extracted_answer": "15",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for arithmetic and reached 15.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.65,
    "review_question_score": 1.0,
    "review_confidence": 0.62,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775329833000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 56,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "EASY",
    "_answered_at": 1775329833000
  },
  {
    "id": 50151,
    "assignee_id": 4018,
    "assignment_question_id": 300208,
    "answer_type": "LATEX",
    "answer_latex": "51",
    "extracted_answer": "51",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for arithmetic and reached 51.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.65,
    "review_question_score": 1.0,
    "review_confidence": 0.62,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775329979000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 131,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775329979000
  },
  {
    "id": 50152,
    "assignee_id": 4019,
    "assignment_question_id": 300201,
    "answer_type": "LATEX",
    "answer_latex": "383",
    "extracted_answer": "383",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775324726000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 86,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Addition",
    "_question_difficulty": "EASY",
    "_answered_at": 1775324726000
  },
  {
    "id": 50153,
    "assignee_id": 4019,
    "assignment_question_id": 300202,
    "answer_type": "LATEX",
    "answer_latex": "456",
    "extracted_answer": "456",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for subtraction and got the correct answer 456.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.95,
    "review_question_score": 1.0,
    "review_confidence": 0.82,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775324829000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 88,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775324829000
  },
  {
    "id": 50154,
    "assignee_id": 4019,
    "assignment_question_id": 300203,
    "answer_type": "LATEX",
    "answer_latex": "2627?",
    "extracted_answer": "2627?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 2627.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 2627. The answer does not match the correct answer (2627), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (2627), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775325017000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 171,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "HARD",
    "_answered_at": 1775325017000
  },
  {
    "id": 50155,
    "assignee_id": 4019,
    "assignment_question_id": 300204,
    "answer_type": "LATEX",
    "answer_latex": "196",
    "extracted_answer": "196",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for multiplication and got the correct answer 196.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.95,
    "review_question_score": 1.0,
    "review_confidence": 0.82,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775325138000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 114,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Multiplication",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775325138000
  },
  {
    "id": 50156,
    "assignee_id": 4019,
    "assignment_question_id": 300205,
    "answer_type": "LATEX",
    "answer_latex": "24?",
    "extracted_answer": "24?",
    "solve_mode": "solve_together",
    "working_steps": "I needed guided help on division, but I still ended with 24? instead of 24.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 24.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 24. The answer does not match the correct answer (24), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (24), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.28,
    "review_question_score": 1.0,
    "review_confidence": 0.5,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775325283000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 128,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Division",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775325283000
  },
  {
    "id": 50157,
    "assignee_id": 4019,
    "assignment_question_id": 300206,
    "answer_type": "LATEX",
    "answer_latex": "3744?",
    "extracted_answer": "3744?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 3744.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 3744. The answer does not match the correct answer (3744), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (3744), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775325460000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 154,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Multiplication",
    "_question_difficulty": "HARD",
    "_answered_at": 1775325460000
  },
  {
    "id": 50158,
    "assignee_id": 4019,
    "assignment_question_id": 300207,
    "answer_type": "LATEX",
    "answer_latex": "15?",
    "extracted_answer": "15?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 15.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 15. The answer does not match the correct answer (15), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (15), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775325530000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 41,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "EASY",
    "_answered_at": 1775325530000
  },
  {
    "id": 50159,
    "assignee_id": 4019,
    "assignment_question_id": 300208,
    "answer_type": "LATEX",
    "answer_latex": "51",
    "extracted_answer": "51",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775325680000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 130,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775325680000
  },
  {
    "id": 50160,
    "assignee_id": 4020,
    "assignment_question_id": 300201,
    "answer_type": "LATEX",
    "answer_latex": "383",
    "extracted_answer": "383",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775319178000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 58,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Addition",
    "_question_difficulty": "EASY",
    "_answered_at": 1775319178000
  },
  {
    "id": 50161,
    "assignee_id": 4020,
    "assignment_question_id": 300202,
    "answer_type": "LATEX",
    "answer_latex": "456",
    "extracted_answer": "456",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for subtraction and got the correct answer 456.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.95,
    "review_question_score": 1.0,
    "review_confidence": 0.82,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775319311000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 121,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775319311000
  },
  {
    "id": 50162,
    "assignee_id": 4020,
    "assignment_question_id": 300203,
    "answer_type": "LATEX",
    "answer_latex": "2627?",
    "extracted_answer": "2627?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 2627.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 2627. The answer does not match the correct answer (2627), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (2627), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775319482000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 154,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "HARD",
    "_answered_at": 1775319482000
  },
  {
    "id": 50163,
    "assignee_id": 4020,
    "assignment_question_id": 300204,
    "answer_type": "LATEX",
    "answer_latex": "196",
    "extracted_answer": "196",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775319601000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 114,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Multiplication",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775319601000
  },
  {
    "id": 50164,
    "assignee_id": 4020,
    "assignment_question_id": 300205,
    "answer_type": "LATEX",
    "answer_latex": "24",
    "extracted_answer": "24",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775319765000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 135,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Division",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775319765000
  },
  {
    "id": 50165,
    "assignee_id": 4020,
    "assignment_question_id": 300206,
    "answer_type": "LATEX",
    "answer_latex": "3744?",
    "extracted_answer": "3744?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 3744.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 3744. The answer does not match the correct answer (3744), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (3744), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775319962000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 172,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Multiplication",
    "_question_difficulty": "HARD",
    "_answered_at": 1775319962000
  },
  {
    "id": 50166,
    "assignee_id": 4020,
    "assignment_question_id": 300207,
    "answer_type": "LATEX",
    "answer_latex": "15?",
    "extracted_answer": "15?",
    "solve_mode": "step_by_step",
    "working_steps": "I tried a step-by-step method for word problem, but I got 15?. My method did not lead to the expected answer 15.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 15.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 15. The answer does not match the correct answer (15), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (15), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.4,
    "review_question_score": 1.0,
    "review_confidence": 0.55,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775320019000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 50,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "EASY",
    "_answered_at": 1775320019000
  },
  {
    "id": 50167,
    "assignee_id": 4020,
    "assignment_question_id": 300208,
    "answer_type": "LATEX",
    "answer_latex": "51?",
    "extracted_answer": "51?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 51.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 51. The answer does not match the correct answer (51), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (51), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775320130000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 102,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775320130000
  },
  {
    "id": 50168,
    "assignee_id": 4021,
    "assignment_question_id": 300201,
    "answer_type": "LATEX",
    "answer_latex": "383",
    "extracted_answer": "383",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775326120000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 40,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Addition",
    "_question_difficulty": "EASY",
    "_answered_at": 1775326120000
  },
  {
    "id": 50169,
    "assignee_id": 4021,
    "assignment_question_id": 300202,
    "answer_type": "LATEX",
    "answer_latex": "456",
    "extracted_answer": "456",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for subtraction and got the correct answer 456.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.95,
    "review_question_score": 1.0,
    "review_confidence": 0.82,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775326240000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 97,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775326240000
  },
  {
    "id": 50170,
    "assignee_id": 4021,
    "assignment_question_id": 300203,
    "answer_type": "LATEX",
    "answer_latex": "2627?",
    "extracted_answer": "2627?",
    "solve_mode": "solve_together",
    "working_steps": "I needed guided help on subtraction, but I still ended with 2627? instead of 2627.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 2627.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 2627. The answer does not match the correct answer (2627), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (2627), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.28,
    "review_question_score": 1.0,
    "review_confidence": 0.5,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775326440000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 180,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "HARD",
    "_answered_at": 1775326440000
  },
  {
    "id": 50171,
    "assignee_id": 4021,
    "assignment_question_id": 300204,
    "answer_type": "LATEX",
    "answer_latex": "196",
    "extracted_answer": "196",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for multiplication and got the correct answer 196.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.95,
    "review_question_score": 1.0,
    "review_confidence": 0.82,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775326552000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 82,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Multiplication",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775326552000
  },
  {
    "id": 50172,
    "assignee_id": 4021,
    "assignment_question_id": 300205,
    "answer_type": "LATEX",
    "answer_latex": "24?",
    "extracted_answer": "24?",
    "solve_mode": "step_by_step",
    "working_steps": "I tried a step-by-step method for division, but I got 24?. My method did not lead to the expected answer 24.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 24.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 24. The answer does not match the correct answer (24), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (24), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.4,
    "review_question_score": 1.0,
    "review_confidence": 0.55,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775326686000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 106,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Division",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775326686000
  },
  {
    "id": 50173,
    "assignee_id": 4021,
    "assignment_question_id": 300206,
    "answer_type": "LATEX",
    "answer_latex": "3744",
    "extracted_answer": "3744",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775326837000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 140,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Multiplication",
    "_question_difficulty": "HARD",
    "_answered_at": 1775326837000
  },
  {
    "id": 50174,
    "assignee_id": 4021,
    "assignment_question_id": 300207,
    "answer_type": "LATEX",
    "answer_latex": "15",
    "extracted_answer": "15",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775326933000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 80,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "EASY",
    "_answered_at": 1775326933000
  },
  {
    "id": 50175,
    "assignee_id": 4021,
    "assignment_question_id": 300208,
    "answer_type": "LATEX",
    "answer_latex": "51?",
    "extracted_answer": "51?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 51.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 51. The answer does not match the correct answer (51), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (51), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775327039000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 76,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775327039000
  },
  {
    "id": 50176,
    "assignee_id": 4022,
    "assignment_question_id": 300201,
    "answer_type": "LATEX",
    "answer_latex": "383?",
    "extracted_answer": "383?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 383.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 383. The answer does not match the correct answer (383), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (383), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775318913000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 93,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Addition",
    "_question_difficulty": "EASY",
    "_answered_at": 1775318913000
  },
  {
    "id": 50177,
    "assignee_id": 4022,
    "assignment_question_id": 300202,
    "answer_type": "LATEX",
    "answer_latex": "456?",
    "extracted_answer": "456?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 456.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 456. The answer does not match the correct answer (456), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (456), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775319024000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 105,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775319024000
  },
  {
    "id": 50178,
    "assignee_id": 4022,
    "assignment_question_id": 300203,
    "answer_type": "LATEX",
    "answer_latex": "2627?",
    "extracted_answer": "2627?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 2627.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 2627. The answer does not match the correct answer (2627), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (2627), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775319223000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 189,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "HARD",
    "_answered_at": 1775319223000
  },
  {
    "id": 50179,
    "assignee_id": 4022,
    "assignment_question_id": 300204,
    "answer_type": "LATEX",
    "answer_latex": "196?",
    "extracted_answer": "196?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 196.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 196. The answer does not match the correct answer (196), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (196), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775319352000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 103,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Multiplication",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775319352000
  },
  {
    "id": 50180,
    "assignee_id": 4022,
    "assignment_question_id": 300205,
    "answer_type": "LATEX",
    "answer_latex": "24?",
    "extracted_answer": "24?",
    "solve_mode": "step_by_step",
    "working_steps": "I tried a step-by-step method for division, but I got 24?. My method did not lead to the expected answer 24.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 24.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 24. The answer does not match the correct answer (24), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (24), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.4,
    "review_question_score": 1.0,
    "review_confidence": 0.55,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775319458000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 90,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Division",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775319458000
  },
  {
    "id": 50181,
    "assignee_id": 4022,
    "assignment_question_id": 300206,
    "answer_type": "LATEX",
    "answer_latex": "3744",
    "extracted_answer": "3744",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775319657000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 174,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Multiplication",
    "_question_difficulty": "HARD",
    "_answered_at": 1775319657000
  },
  {
    "id": 50182,
    "assignee_id": 4022,
    "assignment_question_id": 300207,
    "answer_type": "LATEX",
    "answer_latex": "15",
    "extracted_answer": "15",
    "solve_mode": "handwritten",
    "working_steps": "I worked it out on paper using word problem and checked that the final answer was 15.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.85,
    "review_question_score": 1.0,
    "review_confidence": 0.78,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775319714000,
    "_solve_mode": "handwritten",
    "_time_on_task_seconds": 46,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "EASY",
    "_answered_at": 1775319714000
  },
  {
    "id": 50183,
    "assignee_id": 4022,
    "assignment_question_id": 300208,
    "answer_type": "LATEX",
    "answer_latex": "51",
    "extracted_answer": "51",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for word problem and got the correct answer 51.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.95,
    "review_question_score": 1.0,
    "review_confidence": 0.82,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775319844000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 125,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775319844000
  },
  {
    "id": 50184,
    "assignee_id": 4023,
    "assignment_question_id": 300201,
    "answer_type": "LATEX",
    "answer_latex": "383",
    "extracted_answer": "383",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775331888000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 48,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Addition",
    "_question_difficulty": "EASY",
    "_answered_at": 1775331888000
  },
  {
    "id": 50185,
    "assignee_id": 4023,
    "assignment_question_id": 300202,
    "answer_type": "LATEX",
    "answer_latex": "456",
    "extracted_answer": "456",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775332010000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 111,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775332010000
  },
  {
    "id": 50186,
    "assignee_id": 4023,
    "assignment_question_id": 300203,
    "answer_type": "LATEX",
    "answer_latex": "2627?",
    "extracted_answer": "2627?",
    "solve_mode": "step_by_step",
    "working_steps": "I tried a step-by-step method for subtraction, but I got 2627?. My method did not lead to the expected answer 2627.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 2627.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 2627. The answer does not match the correct answer (2627), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (2627), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.4,
    "review_question_score": 1.0,
    "review_confidence": 0.55,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775332177000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 148,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "HARD",
    "_answered_at": 1775332177000
  },
  {
    "id": 50187,
    "assignee_id": 4023,
    "assignment_question_id": 300204,
    "answer_type": "LATEX",
    "answer_latex": "196",
    "extracted_answer": "196",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775332297000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 97,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Multiplication",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775332297000
  },
  {
    "id": 50188,
    "assignee_id": 4023,
    "assignment_question_id": 300205,
    "answer_type": "LATEX",
    "answer_latex": "24",
    "extracted_answer": "24",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775332418000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 109,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Division",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775332418000
  },
  {
    "id": 50189,
    "assignee_id": 4023,
    "assignment_question_id": 300206,
    "answer_type": "LATEX",
    "answer_latex": "3744",
    "extracted_answer": "3744",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for multiplication and got the correct answer 3744.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.95,
    "review_question_score": 1.0,
    "review_confidence": 0.82,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775332576000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 139,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Multiplication",
    "_question_difficulty": "HARD",
    "_answered_at": 1775332576000
  },
  {
    "id": 50190,
    "assignee_id": 4023,
    "assignment_question_id": 300207,
    "answer_type": "LATEX",
    "answer_latex": "15?",
    "extracted_answer": "15?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 15.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 15. The answer does not match the correct answer (15), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (15), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775332673000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 72,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "EASY",
    "_answered_at": 1775332673000
  },
  {
    "id": 50191,
    "assignee_id": 4023,
    "assignment_question_id": 300208,
    "answer_type": "LATEX",
    "answer_latex": "51?",
    "extracted_answer": "51?",
    "solve_mode": "step_by_step",
    "working_steps": "I tried a step-by-step method for word problem, but I got 51?. My method did not lead to the expected answer 51.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 51.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 51. The answer does not match the correct answer (51), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (51), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.4,
    "review_question_score": 1.0,
    "review_confidence": 0.55,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775332774000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 96,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Arithmetic",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775332774000
  },
  {
    "id": 50192,
    "assignee_id": 4024,
    "assignment_question_id": 300301,
    "answer_type": "LATEX",
    "answer_latex": "1/2?",
    "extracted_answer": "1/2?",
    "solve_mode": "handwritten",
    "working_steps": "I worked it out on paper for equivalent, but my final answer was 1/2? instead of 1/2.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 1/2.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 1/2. The student shows insecure understanding of equivalent or comparable fractions.",
    "review_needs_attention": true,
    "review_issue_reason": "The student shows insecure understanding of equivalent or comparable fractions.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.32,
    "review_question_score": 1.0,
    "review_confidence": 0.6,
    "review_tags": [
      "fraction_general_uncertainty"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775840324000,
    "_solve_mode": "handwritten",
    "_time_on_task_seconds": 44,
    "_is_correct": false,
    "_misconception_tag": "fraction_general_uncertainty",
    "_question_topic": "Fractions",
    "_question_sub_topic": "Equivalent",
    "_question_difficulty": "EASY",
    "_answered_at": 1775840324000
  },
  {
    "id": 50193,
    "assignee_id": 4024,
    "assignment_question_id": 300302,
    "answer_type": "LATEX",
    "answer_latex": "2/3?",
    "extracted_answer": "2/3?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 2/3.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 2/3. The student shows insecure understanding of equivalent or comparable fractions.",
    "review_needs_attention": true,
    "review_issue_reason": "The student shows insecure understanding of equivalent or comparable fractions.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "fraction_general_uncertainty"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775840421000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 78,
    "_is_correct": false,
    "_misconception_tag": "fraction_general_uncertainty",
    "_question_topic": "Fractions",
    "_question_sub_topic": "Equivalent",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775840421000
  },
  {
    "id": 50194,
    "assignee_id": 4024,
    "assignment_question_id": 300303,
    "answer_type": "LATEX",
    "answer_latex": "2/5",
    "extracted_answer": "2/5",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 5/6.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 5/6. The student added the numerator and denominator directly instead of finding a common denominator.",
    "review_needs_attention": true,
    "review_issue_reason": "The student added the numerator and denominator directly instead of finding a common denominator.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "add_tops_add_bottoms"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775840494000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 68,
    "_is_correct": false,
    "_misconception_tag": "add_tops_add_bottoms",
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "EASY",
    "_answered_at": 1775840494000
  },
  {
    "id": 50195,
    "assignee_id": 4024,
    "assignment_question_id": 300304,
    "answer_type": "LATEX",
    "answer_latex": "3/4",
    "extracted_answer": "3/4",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775840599000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 81,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "EASY",
    "_answered_at": 1775840599000
  },
  {
    "id": 50196,
    "assignee_id": 4024,
    "assignment_question_id": 300305,
    "answer_type": "LATEX",
    "answer_latex": "3/8",
    "extracted_answer": "3/8",
    "solve_mode": "solve_together",
    "working_steps": "I needed guided help on add, but I still ended with 3/8 instead of 11/15.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 11/15.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 11/15. The student added the numerator and denominator directly instead of finding a common denominator.",
    "review_needs_attention": true,
    "review_issue_reason": "The student added the numerator and denominator directly instead of finding a common denominator.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.28,
    "review_question_score": 1.0,
    "review_confidence": 0.5,
    "review_tags": [
      "add_tops_add_bottoms"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775840737000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 109,
    "_is_correct": false,
    "_misconception_tag": "add_tops_add_bottoms",
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775840737000
  },
  {
    "id": 50197,
    "assignee_id": 4024,
    "assignment_question_id": 300306,
    "answer_type": "LATEX",
    "answer_latex": "2/3",
    "extracted_answer": "2/3",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 1/6.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 1/6. The student confused the fraction operation and did not apply the correct method.",
    "review_needs_attention": true,
    "review_issue_reason": "The student confused the fraction operation and did not apply the correct method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "fraction_op_confusion"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775840837000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 74,
    "_is_correct": false,
    "_misconception_tag": "fraction_op_confusion",
    "_question_topic": "Fractions",
    "_question_sub_topic": "Multiply",
    "_question_difficulty": "EASY",
    "_answered_at": 1775840837000
  },
  {
    "id": 50198,
    "assignee_id": 4024,
    "assignment_question_id": 300307,
    "answer_type": "LATEX",
    "answer_latex": "5/7",
    "extracted_answer": "5/7",
    "solve_mode": "step_by_step",
    "working_steps": "I tried a step-by-step method for multiply, but I got 5/7. I mixed up the fraction rule and used the wrong operation method.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 1/2.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 1/2. The student confused the fraction operation and did not apply the correct method.",
    "review_needs_attention": true,
    "review_issue_reason": "The student confused the fraction operation and did not apply the correct method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.4,
    "review_question_score": 1.0,
    "review_confidence": 0.55,
    "review_tags": [
      "fraction_op_confusion"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775840933000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 89,
    "_is_correct": false,
    "_misconception_tag": "fraction_op_confusion",
    "_question_topic": "Fractions",
    "_question_sub_topic": "Multiply",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775840933000
  },
  {
    "id": 50199,
    "assignee_id": 4024,
    "assignment_question_id": 300308,
    "answer_type": "LATEX",
    "answer_latex": "4/12",
    "extracted_answer": "4/12",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 3/8.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 3/8. The student shows insecure understanding of equivalent or comparable fractions.",
    "review_needs_attention": true,
    "review_issue_reason": "The student shows insecure understanding of equivalent or comparable fractions.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "fraction_general_uncertainty"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775841064000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 123,
    "_is_correct": false,
    "_misconception_tag": "fraction_general_uncertainty",
    "_question_topic": "Fractions",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1775841064000
  },
  {
    "id": 50200,
    "assignee_id": 4025,
    "assignment_question_id": 300301,
    "answer_type": "LATEX",
    "answer_latex": "1/2?",
    "extracted_answer": "1/2?",
    "solve_mode": "step_by_step",
    "working_steps": "I tried a step-by-step method for equivalent, but I got 1/2?. My method did not lead to the expected answer 1/2.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 1/2.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 1/2. The answer does not match the correct answer (1/2), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (1/2), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.4,
    "review_question_score": 1.0,
    "review_confidence": 0.55,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775840364000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 84,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Equivalent",
    "_question_difficulty": "EASY",
    "_answered_at": 1775840364000
  },
  {
    "id": 50201,
    "assignee_id": 4025,
    "assignment_question_id": 300302,
    "answer_type": "LATEX",
    "answer_latex": "2/3?",
    "extracted_answer": "2/3?",
    "solve_mode": "solve_together",
    "working_steps": "I needed guided help on equivalent, but I still ended with 2/3? instead of 2/3.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 2/3.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 2/3. The answer does not match the correct answer (2/3), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (2/3), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.28,
    "review_question_score": 1.0,
    "review_confidence": 0.5,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1775840501000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 130,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Equivalent",
    "_question_difficulty": "MEDIUM",
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    "answer_type": "LATEX",
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  {
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    "answer_type": "LATEX",
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    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
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    "_solve_mode": "solve_together",
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    "answer_type": "LATEX",
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    "answer_type": "LATEX",
    "answer_latex": "1/2?",
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    "working_steps": "I needed guided help on equivalent, but I still ended with 1/2? instead of 1/2.",
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    "ai_reasoning": "Incorrect; expected 1/2.",
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    "review_needs_attention": true,
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    "id": 50275,
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    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.65,
    "review_question_score": 1.0,
    "review_confidence": 0.62,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776363843000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 192,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "BIDMAS",
    "_question_sub_topic": null,
    "_question_difficulty": "HARD",
    "_answered_at": 1776363843000
  },
  {
    "id": 50294,
    "assignee_id": 4036,
    "assignment_question_id": 300407,
    "answer_type": "LATEX",
    "answer_latex": "7",
    "extracted_answer": "7",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776363967000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 100,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Simple Equations",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776363967000
  },
  {
    "id": 50295,
    "assignee_id": 4036,
    "assignment_question_id": 300408,
    "answer_type": "LATEX",
    "answer_latex": "8",
    "extracted_answer": "8",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776364034000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 60,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Data",
    "_question_sub_topic": "Mean",
    "_question_difficulty": "EASY",
    "_answered_at": 1776364034000
  },
  {
    "id": 50296,
    "assignee_id": 4037,
    "assignment_question_id": 300401,
    "answer_type": "LATEX",
    "answer_latex": "3",
    "extracted_answer": "3",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for addition and got the correct answer 3.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.95,
    "review_question_score": 1.0,
    "review_confidence": 0.82,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776357697000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 37,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Negative Numbers",
    "_question_sub_topic": "Addition",
    "_question_difficulty": "EASY",
    "_answered_at": 1776357697000
  },
  {
    "id": 50297,
    "assignee_id": 4037,
    "assignment_question_id": 300402,
    "answer_type": "LATEX",
    "answer_latex": "-5?",
    "extracted_answer": "-5?",
    "solve_mode": "step_by_step",
    "working_steps": "I tried a step-by-step method for subtraction, but I got -5?. My method did not lead to the expected answer -5.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected -5.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer -5. The answer does not match the correct answer (-5), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (-5), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.4,
    "review_question_score": 1.0,
    "review_confidence": 0.55,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776357799000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 77,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Negative Numbers",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776357799000
  },
  {
    "id": 50298,
    "assignee_id": 4037,
    "assignment_question_id": 300403,
    "answer_type": "LATEX",
    "answer_latex": "-4",
    "extracted_answer": "-4",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776358013000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 192,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Negative Numbers",
    "_question_sub_topic": "Mixed",
    "_question_difficulty": "HARD",
    "_answered_at": 1776358013000
  },
  {
    "id": 50299,
    "assignee_id": 4037,
    "assignment_question_id": 300404,
    "answer_type": "LATEX",
    "answer_latex": "11",
    "extracted_answer": "11",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776358105000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 78,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "BIDMAS",
    "_question_sub_topic": null,
    "_question_difficulty": "EASY",
    "_answered_at": 1776358105000
  },
  {
    "id": 50300,
    "assignee_id": 4037,
    "assignment_question_id": 300405,
    "answer_type": "LATEX",
    "answer_latex": "22",
    "extracted_answer": "22",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for bidmas and reached 22.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.65,
    "review_question_score": 1.0,
    "review_confidence": 0.62,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776358234000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 118,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "BIDMAS",
    "_question_sub_topic": null,
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776358234000
  },
  {
    "id": 50301,
    "assignee_id": 4037,
    "assignment_question_id": 300406,
    "answer_type": "LATEX",
    "answer_latex": "19",
    "extracted_answer": "19",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776358442000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 195,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "BIDMAS",
    "_question_sub_topic": null,
    "_question_difficulty": "HARD",
    "_answered_at": 1776358442000
  },
  {
    "id": 50302,
    "assignee_id": 4037,
    "assignment_question_id": 300407,
    "answer_type": "LATEX",
    "answer_latex": "7?",
    "extracted_answer": "7?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 7.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 7. The answer does not match the correct answer (7), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (7), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776358558000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 99,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Simple Equations",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776358558000
  },
  {
    "id": 50303,
    "assignee_id": 4037,
    "assignment_question_id": 300408,
    "answer_type": "LATEX",
    "answer_latex": "8",
    "extracted_answer": "8",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776358608000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 45,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Data",
    "_question_sub_topic": "Mean",
    "_question_difficulty": "EASY",
    "_answered_at": 1776358608000
  },
  {
    "id": 50304,
    "assignee_id": 4038,
    "assignment_question_id": 300401,
    "answer_type": "LATEX",
    "answer_latex": "3?",
    "extracted_answer": "3?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 3.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 3. The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_needs_attention": true,
    "review_issue_reason": "The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "arithmetic_slip"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776364523000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 23,
    "_is_correct": false,
    "_misconception_tag": "arithmetic_slip",
    "_question_topic": "Negative Numbers",
    "_question_sub_topic": "Addition",
    "_question_difficulty": "EASY",
    "_answered_at": 1776364523000
  },
  {
    "id": 50305,
    "assignee_id": 4038,
    "assignment_question_id": 300402,
    "answer_type": "LATEX",
    "answer_latex": "-5",
    "extracted_answer": "-5",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776364578000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 31,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Negative Numbers",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776364578000
  },
  {
    "id": 50306,
    "assignee_id": 4038,
    "assignment_question_id": 300403,
    "answer_type": "LATEX",
    "answer_latex": "-4?",
    "extracted_answer": "-4?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected -4.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer -4. The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_needs_attention": true,
    "review_issue_reason": "The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "arithmetic_slip"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776364674000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 91,
    "_is_correct": false,
    "_misconception_tag": "arithmetic_slip",
    "_question_topic": "Negative Numbers",
    "_question_sub_topic": "Mixed",
    "_question_difficulty": "HARD",
    "_answered_at": 1776364674000
  },
  {
    "id": 50307,
    "assignee_id": 4038,
    "assignment_question_id": 300404,
    "answer_type": "LATEX",
    "answer_latex": "11?",
    "extracted_answer": "11?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 11.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 11. The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_needs_attention": true,
    "review_issue_reason": "The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "arithmetic_slip"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776364730000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 51,
    "_is_correct": false,
    "_misconception_tag": "arithmetic_slip",
    "_question_topic": "BIDMAS",
    "_question_sub_topic": null,
    "_question_difficulty": "EASY",
    "_answered_at": 1776364730000
  },
  {
    "id": 50308,
    "assignee_id": 4038,
    "assignment_question_id": 300405,
    "answer_type": "LATEX",
    "answer_latex": "22?",
    "extracted_answer": "22?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 22.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 22. The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_needs_attention": true,
    "review_issue_reason": "The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "arithmetic_slip"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776364799000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 43,
    "_is_correct": false,
    "_misconception_tag": "arithmetic_slip",
    "_question_topic": "BIDMAS",
    "_question_sub_topic": null,
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776364799000
  },
  {
    "id": 50309,
    "assignee_id": 4038,
    "assignment_question_id": 300406,
    "answer_type": "LATEX",
    "answer_latex": "19",
    "extracted_answer": "19",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776364879000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 62,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "BIDMAS",
    "_question_sub_topic": null,
    "_question_difficulty": "HARD",
    "_answered_at": 1776364879000
  },
  {
    "id": 50310,
    "assignee_id": 4038,
    "assignment_question_id": 300407,
    "answer_type": "LATEX",
    "answer_latex": "7",
    "extracted_answer": "7",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776364964000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 69,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Simple Equations",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776364964000
  },
  {
    "id": 50311,
    "assignee_id": 4038,
    "assignment_question_id": 300408,
    "answer_type": "LATEX",
    "answer_latex": "8?",
    "extracted_answer": "8?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 8.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 8. The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_needs_attention": true,
    "review_issue_reason": "The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "arithmetic_slip"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776364993000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 15,
    "_is_correct": false,
    "_misconception_tag": "arithmetic_slip",
    "_question_topic": "Data",
    "_question_sub_topic": "Mean",
    "_question_difficulty": "EASY",
    "_answered_at": 1776364993000
  },
  {
    "id": 50312,
    "assignee_id": 4039,
    "assignment_question_id": 300401,
    "answer_type": "LATEX",
    "answer_latex": "3",
    "extracted_answer": "3",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for negative numbers and reached 3.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
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    "review_confidence": 0.62,
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    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776360917000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 77,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Negative Numbers",
    "_question_sub_topic": "Addition",
    "_question_difficulty": "EASY",
    "_answered_at": 1776360917000
  },
  {
    "id": 50313,
    "assignee_id": 4039,
    "assignment_question_id": 300402,
    "answer_type": "LATEX",
    "answer_latex": "-5?",
    "extracted_answer": "-5?",
    "solve_mode": "solve_together",
    "working_steps": "I needed guided help on subtraction, but I still ended with -5? instead of -5.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected -5.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer -5. The student appears dependent on scaffolding and does not show secure independent understanding.",
    "review_needs_attention": true,
    "review_issue_reason": "The student appears dependent on scaffolding and does not show secure independent understanding.",
    "review_correctness_score": 1.0,
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      "scaffolding_dependence"
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1776361041000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 110,
    "_is_correct": false,
    "_misconception_tag": "scaffolding_dependence",
    "_question_topic": "Negative Numbers",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776361041000
  },
  {
    "id": 50314,
    "assignee_id": 4039,
    "assignment_question_id": 300403,
    "answer_type": "LATEX",
    "answer_latex": "-4",
    "extracted_answer": "-4",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for negative numbers and reached -4.",
    "graded_marks": 1,
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    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
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    "created_at": 1776361235000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 173,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Negative Numbers",
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    "_question_difficulty": "HARD",
    "_answered_at": 1776361235000
  },
  {
    "id": 50315,
    "assignee_id": 4039,
    "assignment_question_id": 300404,
    "answer_type": "LATEX",
    "answer_latex": "11",
    "extracted_answer": "11",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
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    "grading_status": "GRADED",
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    "created_at": 1776361295000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 36,
    "_is_correct": true,
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    "_question_difficulty": "EASY",
    "_answered_at": 1776361295000
  },
  {
    "id": 50316,
    "assignee_id": 4039,
    "assignment_question_id": 300405,
    "answer_type": "LATEX",
    "answer_latex": "22",
    "extracted_answer": "22",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for bidmas and reached 22.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
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    "created_at": 1776361410000,
    "_solve_mode": "solve_together",
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    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "BIDMAS",
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    "_answered_at": 1776361410000
  },
  {
    "id": 50317,
    "assignee_id": 4039,
    "assignment_question_id": 300406,
    "answer_type": "LATEX",
    "answer_latex": "19",
    "extracted_answer": "19",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for bidmas and reached 19.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1776361565000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 143,
    "_is_correct": true,
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    "_question_difficulty": "HARD",
    "_answered_at": 1776361565000
  },
  {
    "id": 50318,
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    "assignment_question_id": 300407,
    "answer_type": "LATEX",
    "answer_latex": "7",
    "extracted_answer": "7",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for simple equations and got the correct answer 7.",
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    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
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    "created_at": 1776361677000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 107,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
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    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776361677000
  },
  {
    "id": 50319,
    "assignee_id": 4039,
    "assignment_question_id": 300408,
    "answer_type": "LATEX",
    "answer_latex": "8",
    "extracted_answer": "8",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for data and reached 8.",
    "graded_marks": 1,
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    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
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    "is_active": true,
    "created_at": 1776361776000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 91,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Data",
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    "_question_difficulty": "EASY",
    "_answered_at": 1776361776000
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  {
    "id": 50320,
    "assignee_id": 4040,
    "assignment_question_id": 300401,
    "answer_type": "LATEX",
    "answer_latex": "3",
    "extracted_answer": "3",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
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    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
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    "grading_status": "GRADED",
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    "created_at": 1776360115000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 55,
    "_is_correct": true,
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    "_question_topic": "Negative Numbers",
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    "_question_difficulty": "EASY",
    "_answered_at": 1776360115000
  },
  {
    "id": 50321,
    "assignee_id": 4040,
    "assignment_question_id": 300402,
    "answer_type": "LATEX",
    "answer_latex": "-5",
    "extracted_answer": "-5",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
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    "grading_status": "GRADED",
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    "created_at": 1776360247000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 113,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Negative Numbers",
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    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776360247000
  },
  {
    "id": 50322,
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    "assignment_question_id": 300403,
    "answer_type": "LATEX",
    "answer_latex": "-4",
    "extracted_answer": "-4",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
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    "grading_status": "GRADED",
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    "created_at": 1776360450000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 173,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Negative Numbers",
    "_question_sub_topic": "Mixed",
    "_question_difficulty": "HARD",
    "_answered_at": 1776360450000
  },
  {
    "id": 50323,
    "assignee_id": 4040,
    "assignment_question_id": 300404,
    "answer_type": "LATEX",
    "answer_latex": "11",
    "extracted_answer": "11",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
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    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
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    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 86,
    "_is_correct": true,
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    "_answered_at": 1776360553000
  },
  {
    "id": 50324,
    "assignee_id": 4040,
    "assignment_question_id": 300405,
    "answer_type": "LATEX",
    "answer_latex": "22",
    "extracted_answer": "22",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
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    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
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    "grading_status": "GRADED",
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    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 75,
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  },
  {
    "id": 50325,
    "assignee_id": 4040,
    "assignment_question_id": 300406,
    "answer_type": "LATEX",
    "answer_latex": "19?",
    "extracted_answer": "19?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 19.",
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    "ai_feedback": "Incorrect answer compared with the expected answer 19. The answer does not match the correct answer (19), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (19), showing an incomplete understanding of the method.",
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    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 149,
    "_is_correct": false,
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    "_question_difficulty": "HARD",
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  },
  {
    "id": 50326,
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    "assignment_question_id": 300407,
    "answer_type": "LATEX",
    "answer_latex": "7",
    "extracted_answer": "7",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
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    "ai_reasoning": "Answer matches expected solution.",
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    "ai_feedback": "Correct answer with secure understanding shown.",
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    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 104,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
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    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776360957000
  },
  {
    "id": 50327,
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    "assignment_question_id": 300408,
    "answer_type": "LATEX",
    "answer_latex": "8",
    "extracted_answer": "8",
    "solve_mode": "handwritten",
    "working_steps": "I worked it out on paper using mean and checked that the final answer was 8.",
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    "ai_reasoning": "Answer matches expected solution.",
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    "_solve_mode": "handwritten",
    "_time_on_task_seconds": 36,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Data",
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    "_question_difficulty": "EASY",
    "_answered_at": 1776361015000
  },
  {
    "id": 50328,
    "assignee_id": 4041,
    "assignment_question_id": 300401,
    "answer_type": "LATEX",
    "answer_latex": "3",
    "extracted_answer": "3",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
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    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
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    "grading_status": "GRADED",
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    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 40,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Negative Numbers",
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    "_question_difficulty": "EASY",
    "_answered_at": 1776361600000
  },
  {
    "id": 50329,
    "assignee_id": 4041,
    "assignment_question_id": 300402,
    "answer_type": "LATEX",
    "answer_latex": "-5",
    "extracted_answer": "-5",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
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    "ai_reasoning": "Answer matches expected solution.",
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    "ai_feedback": "Correct answer with secure understanding shown.",
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    "grading_status": "GRADED",
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    "created_at": 1776361737000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 109,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Negative Numbers",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776361737000
  },
  {
    "id": 50330,
    "assignee_id": 4041,
    "assignment_question_id": 300403,
    "answer_type": "LATEX",
    "answer_latex": "-4",
    "extracted_answer": "-4",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
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    "grading_status": "GRADED",
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    "_time_on_task_seconds": 164,
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    "_question_difficulty": "HARD",
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  },
  {
    "id": 50331,
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    "answer_type": "LATEX",
    "answer_latex": "11",
    "extracted_answer": "11",
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    "working_steps": "I solved it mentally and wrote the final answer only.",
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    "marks_awarded": 1,
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    "ai_feedback": "Correct answer with secure understanding shown.",
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    "created_at": 1776361998000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 54,
    "_is_correct": true,
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    "_answered_at": 1776361998000
  },
  {
    "id": 50332,
    "assignee_id": 4041,
    "assignment_question_id": 300405,
    "answer_type": "LATEX",
    "answer_latex": "22?",
    "extracted_answer": "22?",
    "solve_mode": "step_by_step",
    "working_steps": "I tried a step-by-step method for bidmas, but I got 22?. My method did not lead to the expected answer 22.",
    "graded_marks": 0,
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    "ai_reasoning": "Incorrect; expected 22.",
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    "ai_feedback": "Incorrect answer compared with the expected answer 22. The answer does not match the correct answer (22), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (22), showing an incomplete understanding of the method.",
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    "_solve_mode": "step_by_step",
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  {
    "id": 50333,
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    "answer_type": "LATEX",
    "answer_latex": "19",
    "extracted_answer": "19",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for bidmas and got the correct answer 19.",
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    "ai_feedback": "Correct answer with clear method evidence.",
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    "created_at": 1776362289000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 167,
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  {
    "id": 50334,
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    "assignment_question_id": 300407,
    "answer_type": "LATEX",
    "answer_latex": "7?",
    "extracted_answer": "7?",
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    "working_steps": "I worked it out on paper for simple equations, but my final answer was 7? instead of 7.",
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    "ai_reasoning": "Incorrect; expected 7.",
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    "ai_feedback": "Incorrect answer compared with the expected answer 7. The answer does not match the correct answer (7), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (7), showing an incomplete understanding of the method.",
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    "created_at": 1776362419000,
    "_solve_mode": "handwritten",
    "_time_on_task_seconds": 116,
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    "_question_topic": "Algebra",
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    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776362419000
  },
  {
    "id": 50335,
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    "answer_type": "LATEX",
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    "extracted_answer": "8",
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    "ai_feedback": "Correct answer with secure understanding shown.",
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    "_solve_mode": "just_answer",
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  },
  {
    "id": 50336,
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    "assignment_question_id": 300401,
    "answer_type": "LATEX",
    "answer_latex": "3",
    "extracted_answer": "3",
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    "working_steps": "I worked it out on paper using addition and checked that the final answer was 3.",
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    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
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    "created_at": 1776357611000,
    "_solve_mode": "handwritten",
    "_time_on_task_seconds": 71,
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    "_question_topic": "Negative Numbers",
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    "_answered_at": 1776357611000
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  {
    "id": 50337,
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    "answer_type": "LATEX",
    "answer_latex": "-5",
    "extracted_answer": "-5",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
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    "created_at": 1776357748000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 111,
    "_is_correct": true,
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    "_question_topic": "Negative Numbers",
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    "_answered_at": 1776357748000
  },
  {
    "id": 50338,
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    "answer_type": "LATEX",
    "answer_latex": "-4",
    "extracted_answer": "-4",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
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    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
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    "created_at": 1776357932000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 174,
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    "_question_difficulty": "HARD",
    "_answered_at": 1776357932000
  },
  {
    "id": 50339,
    "assignee_id": 4042,
    "assignment_question_id": 300404,
    "answer_type": "LATEX",
    "answer_latex": "11",
    "extracted_answer": "11",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1776357998000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 45,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "BIDMAS",
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    "_question_difficulty": "EASY",
    "_answered_at": 1776357998000
  },
  {
    "id": 50340,
    "assignee_id": 4042,
    "assignment_question_id": 300405,
    "answer_type": "LATEX",
    "answer_latex": "22",
    "extracted_answer": "22",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
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    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 81,
    "_is_correct": true,
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    "_answered_at": 1776358100000
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  {
    "id": 50341,
    "assignee_id": 4042,
    "assignment_question_id": 300406,
    "answer_type": "LATEX",
    "answer_latex": "19?",
    "extracted_answer": "19?",
    "solve_mode": "step_by_step",
    "working_steps": "I tried a step-by-step method for bidmas, but I got 19?. My method did not lead to the expected answer 19.",
    "graded_marks": 0,
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    "ai_reasoning": "Incorrect; expected 19.",
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    "ai_feedback": "Incorrect answer compared with the expected answer 19. The answer does not match the correct answer (19), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (19), showing an incomplete understanding of the method.",
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    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 157,
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    "_misconception_tag": null,
    "_question_topic": "BIDMAS",
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    "_question_difficulty": "HARD",
    "_answered_at": 1776358270000
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  {
    "id": 50342,
    "assignee_id": 4042,
    "assignment_question_id": 300407,
    "answer_type": "LATEX",
    "answer_latex": "7",
    "extracted_answer": "7",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
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    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
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    "created_at": 1776358424000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 135,
    "_is_correct": true,
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    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776358424000
  },
  {
    "id": 50343,
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    "assignment_question_id": 300408,
    "answer_type": "LATEX",
    "answer_latex": "8",
    "extracted_answer": "8",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
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    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
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    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 95,
    "_is_correct": true,
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    "_question_topic": "Data",
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    "_answered_at": 1776358548000
  },
  {
    "id": 50344,
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    "answer_type": "LATEX",
    "answer_latex": "3",
    "extracted_answer": "3",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
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    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
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    "created_at": 1776358298000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 38,
    "_is_correct": true,
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    "_question_topic": "Negative Numbers",
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    "_answered_at": 1776358298000
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  {
    "id": 50345,
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    "answer_type": "LATEX",
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    "extracted_answer": "-5",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
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    "ai_reasoning": "Answer matches expected solution.",
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    "ai_feedback": "Correct answer with secure understanding shown.",
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    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 75,
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  {
    "id": 50346,
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    "assignment_question_id": 300403,
    "answer_type": "LATEX",
    "answer_latex": "-4?",
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    "working_steps": "I needed guided help on mixed, but I still ended with -4? instead of -4.",
    "graded_marks": 0,
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    "ai_reasoning": "Incorrect; expected -4.",
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    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (-4), showing an incomplete understanding of the method.",
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    "created_at": 1776358546000,
    "_solve_mode": "solve_together",
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  {
    "id": 50347,
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    "assignment_question_id": 300404,
    "answer_type": "LATEX",
    "answer_latex": "11",
    "extracted_answer": "11",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for bidmas and got the correct answer 11.",
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    "ai_reasoning": "Answer matches expected solution.",
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    "ai_feedback": "Correct answer with clear method evidence.",
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    "is_active": true,
    "created_at": 1776358650000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 77,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "BIDMAS",
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    "_question_difficulty": "EASY",
    "_answered_at": 1776358650000
  },
  {
    "id": 50348,
    "assignee_id": 4043,
    "assignment_question_id": 300405,
    "answer_type": "LATEX",
    "answer_latex": "22",
    "extracted_answer": "22",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for bidmas and reached 22.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
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    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
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    "created_at": 1776358774000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 110,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "BIDMAS",
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    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776358774000
  },
  {
    "id": 50349,
    "assignee_id": 4043,
    "assignment_question_id": 300406,
    "answer_type": "LATEX",
    "answer_latex": "19?",
    "extracted_answer": "19?",
    "solve_mode": "solve_together",
    "working_steps": "I needed guided help on bidmas, but I still ended with 19? instead of 19.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 19.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 19. The answer does not match the correct answer (19), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (19), showing an incomplete understanding of the method.",
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  {
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  {
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    "review_needs_attention": true,
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    "working_steps": "I used a step-by-step method for subtraction and got the correct answer -5.",
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  {
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  {
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    "answer_type": "LATEX",
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    "working_steps": "I solved it mentally and wrote the final answer only.",
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    "ai_feedback": "Correct answer with secure understanding shown.",
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    "created_at": 1776356925000,
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    "_time_on_task_seconds": 78,
    "_is_correct": true,
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  {
    "id": 50356,
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    "answer_type": "LATEX",
    "answer_latex": "22?",
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    "is_correct": true,
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  {
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  {
    "id": 50359,
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  {
    "id": 50360,
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  {
    "id": 50361,
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  {
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    "review_needs_attention": true,
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  {
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  {
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    "working_steps": "I tried a step-by-step method for simple equations, but I got 7?. My method did not lead to the expected answer 7.",
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    "review_needs_attention": true,
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    "created_at": 1776370319000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 76,
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  {
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    "answer_type": "LATEX",
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    "review_needs_attention": true,
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  {
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    "assignee_id": 4046,
    "assignment_question_id": 300401,
    "answer_type": "LATEX",
    "answer_latex": "3",
    "extracted_answer": "3",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
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    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1776367948000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 88,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Negative Numbers",
    "_question_sub_topic": "Addition",
    "_question_difficulty": "EASY",
    "_answered_at": 1776367948000
  },
  {
    "id": 50369,
    "assignee_id": 4046,
    "assignment_question_id": 300402,
    "answer_type": "LATEX",
    "answer_latex": "-5?",
    "extracted_answer": "-5?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected -5.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer -5. The answer does not match the correct answer (-5), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (-5), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
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    "created_at": 1776368065000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 106,
    "_is_correct": false,
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    "_question_topic": "Negative Numbers",
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    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776368065000
  },
  {
    "id": 50370,
    "assignee_id": 4046,
    "assignment_question_id": 300403,
    "answer_type": "LATEX",
    "answer_latex": "-4?",
    "extracted_answer": "-4?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected -4.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer -4. The answer does not match the correct answer (-4), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (-4), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1776368284000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 189,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Negative Numbers",
    "_question_sub_topic": "Mixed",
    "_question_difficulty": "HARD",
    "_answered_at": 1776368284000
  },
  {
    "id": 50371,
    "assignee_id": 4046,
    "assignment_question_id": 300404,
    "answer_type": "LATEX",
    "answer_latex": "11",
    "extracted_answer": "11",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1776368353000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 44,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "BIDMAS",
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    "_question_difficulty": "EASY",
    "_answered_at": 1776368353000
  },
  {
    "id": 50372,
    "assignee_id": 4046,
    "assignment_question_id": 300405,
    "answer_type": "LATEX",
    "answer_latex": "22",
    "extracted_answer": "22",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for bidmas and got the correct answer 22.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1776368483000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 117,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "BIDMAS",
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    "_answered_at": 1776368483000
  },
  {
    "id": 50373,
    "assignee_id": 4046,
    "assignment_question_id": 300406,
    "answer_type": "LATEX",
    "answer_latex": "19?",
    "extracted_answer": "19?",
    "solve_mode": "step_by_step",
    "working_steps": "I tried a step-by-step method for bidmas, but I got 19?. My method did not lead to the expected answer 19.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 19.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 19. The answer does not match the correct answer (19), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (19), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
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    "is_active": true,
    "created_at": 1776368691000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 188,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "BIDMAS",
    "_question_sub_topic": null,
    "_question_difficulty": "HARD",
    "_answered_at": 1776368691000
  },
  {
    "id": 50374,
    "assignee_id": 4046,
    "assignment_question_id": 300407,
    "answer_type": "LATEX",
    "answer_latex": "7",
    "extracted_answer": "7",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1776368777000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 81,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Simple Equations",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776368777000
  },
  {
    "id": 50375,
    "assignee_id": 4046,
    "assignment_question_id": 300408,
    "answer_type": "LATEX",
    "answer_latex": "8",
    "extracted_answer": "8",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
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    "created_at": 1776368835000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 41,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Data",
    "_question_sub_topic": "Mean",
    "_question_difficulty": "EASY",
    "_answered_at": 1776368835000
  },
  {
    "id": 50376,
    "assignee_id": 4047,
    "assignment_question_id": 300401,
    "answer_type": "LATEX",
    "answer_latex": "3",
    "extracted_answer": "3",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for addition and got the correct answer 3.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
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    "created_at": 1776356555000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 95,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Negative Numbers",
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    "_question_difficulty": "EASY",
    "_answered_at": 1776356555000
  },
  {
    "id": 50377,
    "assignee_id": 4047,
    "assignment_question_id": 300402,
    "answer_type": "LATEX",
    "answer_latex": "-5",
    "extracted_answer": "-5",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
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    "is_active": true,
    "created_at": 1776356666000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 97,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Negative Numbers",
    "_question_sub_topic": "Subtraction",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776356666000
  },
  {
    "id": 50378,
    "assignee_id": 4047,
    "assignment_question_id": 300403,
    "answer_type": "LATEX",
    "answer_latex": "-4?",
    "extracted_answer": "-4?",
    "solve_mode": "step_by_step",
    "working_steps": "I tried a step-by-step method for mixed, but I got -4?. My method did not lead to the expected answer -4.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected -4.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer -4. The answer does not match the correct answer (-4), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (-4), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.4,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1776356836000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 144,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Negative Numbers",
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    "_question_difficulty": "HARD",
    "_answered_at": 1776356836000
  },
  {
    "id": 50379,
    "assignee_id": 4047,
    "assignment_question_id": 300404,
    "answer_type": "LATEX",
    "answer_latex": "11",
    "extracted_answer": "11",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
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    "grading_status": "GRADED",
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    "created_at": 1776356940000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 86,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "BIDMAS",
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    "_question_difficulty": "EASY",
    "_answered_at": 1776356940000
  },
  {
    "id": 50380,
    "assignee_id": 4047,
    "assignment_question_id": 300405,
    "answer_type": "LATEX",
    "answer_latex": "22",
    "extracted_answer": "22",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for bidmas and got the correct answer 22.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
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    "created_at": 1776357038000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 92,
    "_is_correct": true,
    "_misconception_tag": null,
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  },
  {
    "id": 50381,
    "assignee_id": 4047,
    "assignment_question_id": 300406,
    "answer_type": "LATEX",
    "answer_latex": "19?",
    "extracted_answer": "19?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 19.",
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    "ai_feedback": "Incorrect answer compared with the expected answer 19. The answer does not match the correct answer (19), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (19), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
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    "is_active": true,
    "created_at": 1776357205000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 155,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "BIDMAS",
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    "_question_difficulty": "HARD",
    "_answered_at": 1776357205000
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  {
    "id": 50382,
    "assignee_id": 4047,
    "assignment_question_id": 300407,
    "answer_type": "LATEX",
    "answer_latex": "7?",
    "extracted_answer": "7?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 7.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 7. The answer does not match the correct answer (7), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (7), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
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    "is_active": true,
    "created_at": 1776357322000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 89,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
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    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776357322000
  },
  {
    "id": 50383,
    "assignee_id": 4047,
    "assignment_question_id": 300408,
    "answer_type": "LATEX",
    "answer_latex": "8",
    "extracted_answer": "8",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for mean and got the correct answer 8.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
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    "created_at": 1776357421000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 92,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Data",
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    "_question_difficulty": "EASY",
    "_answered_at": 1776357421000
  },
  {
    "id": 50384,
    "assignee_id": 4048,
    "assignment_question_id": 300501,
    "answer_type": "LATEX",
    "answer_latex": "28",
    "extracted_answer": "28",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for geometry and reached 28.",
    "graded_marks": 1,
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    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1776714455000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 95,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Perimeter",
    "_question_difficulty": "EASY",
    "_answered_at": 1776714455000
  },
  {
    "id": 50385,
    "assignee_id": 4048,
    "assignment_question_id": 300502,
    "answer_type": "LATEX",
    "answer_latex": "40",
    "extracted_answer": "40",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
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    "grading_status": "GRADED",
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    "created_at": 1776714561000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 84,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Area",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776714561000
  },
  {
    "id": 50386,
    "assignee_id": 4048,
    "assignment_question_id": 300503,
    "answer_type": "LATEX",
    "answer_latex": "27",
    "extracted_answer": "27",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
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    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776714777000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 191,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Area",
    "_question_difficulty": "HARD",
    "_answered_at": 1776714777000
  },
  {
    "id": 50387,
    "assignee_id": 4048,
    "assignment_question_id": 300504,
    "answer_type": "LATEX",
    "answer_latex": "70",
    "extracted_answer": "70",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for angles and got the correct answer 70.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
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    "review_correctness_score": 1.0,
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    "review_confidence": 0.82,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1776714836000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 41,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Angles",
    "_question_difficulty": "EASY",
    "_answered_at": 1776714836000
  },
  {
    "id": 50388,
    "assignee_id": 4048,
    "assignment_question_id": 300505,
    "answer_type": "LATEX",
    "answer_latex": "75",
    "extracted_answer": "75",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
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    "review_correctness_score": 1.0,
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    "review_confidence": 0.9,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1776714977000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 113,
    "_is_correct": true,
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    "_question_topic": "Geometry",
    "_question_sub_topic": "Angles",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776714977000
  },
  {
    "id": 50389,
    "assignee_id": 4048,
    "assignment_question_id": 300506,
    "answer_type": "LATEX",
    "answer_latex": "720",
    "extracted_answer": "720",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
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    "review_confidence": 0.9,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1776715169000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 170,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Angles",
    "_question_difficulty": "HARD",
    "_answered_at": 1776715169000
  },
  {
    "id": 50390,
    "assignee_id": 4048,
    "assignment_question_id": 300507,
    "answer_type": "LATEX",
    "answer_latex": "23",
    "extracted_answer": "23",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776715359000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 183,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "HARD",
    "_answered_at": 1776715359000
  },
  {
    "id": 50391,
    "assignee_id": 4048,
    "assignment_question_id": 300508,
    "answer_type": "LATEX",
    "answer_latex": "96?",
    "extracted_answer": "96?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 96.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 96. The answer does not match the correct answer (96), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (96), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
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    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776715546000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 165,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "HARD",
    "_answered_at": 1776715546000
  },
  {
    "id": 50392,
    "assignee_id": 4049,
    "assignment_question_id": 300501,
    "answer_type": "LATEX",
    "answer_latex": "28?",
    "extracted_answer": "28?",
    "solve_mode": "step_by_step",
    "working_steps": "I tried a step-by-step method for perimeter, but I got 28?. My method did not lead to the expected answer 28.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 28.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 28. The answer does not match the correct answer (28), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (28), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.4,
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    "review_confidence": 0.55,
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    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776705834000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 54,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Perimeter",
    "_question_difficulty": "EASY",
    "_answered_at": 1776705834000
  },
  {
    "id": 50393,
    "assignee_id": 4049,
    "assignment_question_id": 300502,
    "answer_type": "LATEX",
    "answer_latex": "40",
    "extracted_answer": "40",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for area and got the correct answer 40.",
    "graded_marks": 1,
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    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
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    "review_correctness_score": 1.0,
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    "review_confidence": 0.82,
    "review_tags": [],
    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1776705968000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 120,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Area",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776705968000
  },
  {
    "id": 50394,
    "assignee_id": 4049,
    "assignment_question_id": 300503,
    "answer_type": "LATEX",
    "answer_latex": "27",
    "extracted_answer": "27",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
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    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776706165000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 171,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Area",
    "_question_difficulty": "HARD",
    "_answered_at": 1776706165000
  },
  {
    "id": 50395,
    "assignee_id": 4049,
    "assignment_question_id": 300504,
    "answer_type": "LATEX",
    "answer_latex": "70",
    "extracted_answer": "70",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
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    "review_confidence": 0.9,
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    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776706262000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 87,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Angles",
    "_question_difficulty": "EASY",
    "_answered_at": 1776706262000
  },
  {
    "id": 50396,
    "assignee_id": 4049,
    "assignment_question_id": 300505,
    "answer_type": "LATEX",
    "answer_latex": "75",
    "extracted_answer": "75",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
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    "review_confidence": 0.9,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1776706390000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 106,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Angles",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776706390000
  },
  {
    "id": 50397,
    "assignee_id": 4049,
    "assignment_question_id": 300506,
    "answer_type": "LATEX",
    "answer_latex": "720",
    "extracted_answer": "720",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
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    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776706580000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 165,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Angles",
    "_question_difficulty": "HARD",
    "_answered_at": 1776706580000
  },
  {
    "id": 50398,
    "assignee_id": 4049,
    "assignment_question_id": 300507,
    "answer_type": "LATEX",
    "answer_latex": "23?",
    "extracted_answer": "23?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 23.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 23. The answer does not match the correct answer (23), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (23), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
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    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776706791000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 182,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "HARD",
    "_answered_at": 1776706791000
  },
  {
    "id": 50399,
    "assignee_id": 4049,
    "assignment_question_id": 300508,
    "answer_type": "LATEX",
    "answer_latex": "96",
    "extracted_answer": "96",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776706990000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 192,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "HARD",
    "_answered_at": 1776706990000
  },
  {
    "id": 50400,
    "assignee_id": 4050,
    "assignment_question_id": 300501,
    "answer_type": "LATEX",
    "answer_latex": "28",
    "extracted_answer": "28",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for perimeter and got the correct answer 28.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
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    "review_confidence": 0.82,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776704664000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 24,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Perimeter",
    "_question_difficulty": "EASY",
    "_answered_at": 1776704664000
  },
  {
    "id": 50401,
    "assignee_id": 4050,
    "assignment_question_id": 300502,
    "answer_type": "LATEX",
    "answer_latex": "40?",
    "extracted_answer": "40?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 40.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 40. The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_needs_attention": true,
    "review_issue_reason": "The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "arithmetic_slip"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776704726000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 39,
    "_is_correct": false,
    "_misconception_tag": "arithmetic_slip",
    "_question_topic": "Geometry",
    "_question_sub_topic": "Area",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776704726000
  },
  {
    "id": 50402,
    "assignee_id": 4050,
    "assignment_question_id": 300503,
    "answer_type": "LATEX",
    "answer_latex": "27?",
    "extracted_answer": "27?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 27.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 27. The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_needs_attention": true,
    "review_issue_reason": "The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "arithmetic_slip"
    ],
    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1776704838000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 99,
    "_is_correct": false,
    "_misconception_tag": "arithmetic_slip",
    "_question_topic": "Geometry",
    "_question_sub_topic": "Area",
    "_question_difficulty": "HARD",
    "_answered_at": 1776704838000
  },
  {
    "id": 50403,
    "assignee_id": 4050,
    "assignment_question_id": 300504,
    "answer_type": "LATEX",
    "answer_latex": "70",
    "extracted_answer": "70",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
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    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776704881000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 15,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Angles",
    "_question_difficulty": "EASY",
    "_answered_at": 1776704881000
  },
  {
    "id": 50404,
    "assignee_id": 4050,
    "assignment_question_id": 300505,
    "answer_type": "LATEX",
    "answer_latex": "75?",
    "extracted_answer": "75?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 75.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 75. The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_needs_attention": true,
    "review_issue_reason": "The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "arithmetic_slip"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776704942000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 33,
    "_is_correct": false,
    "_misconception_tag": "arithmetic_slip",
    "_question_topic": "Geometry",
    "_question_sub_topic": "Angles",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776704942000
  },
  {
    "id": 50405,
    "assignee_id": 4050,
    "assignment_question_id": 300506,
    "answer_type": "LATEX",
    "answer_latex": "720?",
    "extracted_answer": "720?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 720.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 720. The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_needs_attention": true,
    "review_issue_reason": "The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "arithmetic_slip"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776705027000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 64,
    "_is_correct": false,
    "_misconception_tag": "arithmetic_slip",
    "_question_topic": "Geometry",
    "_question_sub_topic": "Angles",
    "_question_difficulty": "HARD",
    "_answered_at": 1776705027000
  },
  {
    "id": 50406,
    "assignee_id": 4050,
    "assignment_question_id": 300507,
    "answer_type": "LATEX",
    "answer_latex": "23",
    "extracted_answer": "23",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776705100000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 46,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "HARD",
    "_answered_at": 1776705100000
  },
  {
    "id": 50407,
    "assignee_id": 4050,
    "assignment_question_id": 300508,
    "answer_type": "LATEX",
    "answer_latex": "96?",
    "extracted_answer": "96?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 96.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 96. The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_needs_attention": true,
    "review_issue_reason": "The final answer is wrong, suggesting a careless arithmetic slip rather than a secure method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "arithmetic_slip"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776705180000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 67,
    "_is_correct": false,
    "_misconception_tag": "arithmetic_slip",
    "_question_topic": "Geometry",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "HARD",
    "_answered_at": 1776705180000
  },
  {
    "id": 50408,
    "assignee_id": 4051,
    "assignment_question_id": 300501,
    "answer_type": "LATEX",
    "answer_latex": "28",
    "extracted_answer": "28",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for geometry and reached 28.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.65,
    "review_question_score": 1.0,
    "review_confidence": 0.62,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776710435000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 95,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Perimeter",
    "_question_difficulty": "EASY",
    "_answered_at": 1776710435000
  },
  {
    "id": 50409,
    "assignee_id": 4051,
    "assignment_question_id": 300502,
    "answer_type": "LATEX",
    "answer_latex": "40",
    "extracted_answer": "40",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for geometry and reached 40.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.65,
    "review_question_score": 1.0,
    "review_confidence": 0.62,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776710568000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 108,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Area",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776710568000
  },
  {
    "id": 50410,
    "assignee_id": 4051,
    "assignment_question_id": 300503,
    "answer_type": "LATEX",
    "answer_latex": "27?",
    "extracted_answer": "27?",
    "solve_mode": "solve_together",
    "working_steps": "I needed guided help on area, but I still ended with 27? instead of 27.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 27.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 27. The student appears dependent on scaffolding and does not show secure independent understanding.",
    "review_needs_attention": true,
    "review_issue_reason": "The student appears dependent on scaffolding and does not show secure independent understanding.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.28,
    "review_question_score": 1.0,
    "review_confidence": 0.5,
    "review_tags": [
      "scaffolding_dependence"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776710760000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 175,
    "_is_correct": false,
    "_misconception_tag": "scaffolding_dependence",
    "_question_topic": "Geometry",
    "_question_sub_topic": "Area",
    "_question_difficulty": "HARD",
    "_answered_at": 1776710760000
  },
  {
    "id": 50411,
    "assignee_id": 4051,
    "assignment_question_id": 300504,
    "answer_type": "LATEX",
    "answer_latex": "70?",
    "extracted_answer": "70?",
    "solve_mode": "solve_together",
    "working_steps": "I needed guided help on angles, but I still ended with 70? instead of 70.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 70.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 70. The student appears dependent on scaffolding and does not show secure independent understanding.",
    "review_needs_attention": true,
    "review_issue_reason": "The student appears dependent on scaffolding and does not show secure independent understanding.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.28,
    "review_question_score": 1.0,
    "review_confidence": 0.5,
    "review_tags": [
      "scaffolding_dependence"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776710846000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 63,
    "_is_correct": false,
    "_misconception_tag": "scaffolding_dependence",
    "_question_topic": "Geometry",
    "_question_sub_topic": "Angles",
    "_question_difficulty": "EASY",
    "_answered_at": 1776710846000
  },
  {
    "id": 50412,
    "assignee_id": 4051,
    "assignment_question_id": 300505,
    "answer_type": "LATEX",
    "answer_latex": "75?",
    "extracted_answer": "75?",
    "solve_mode": "solve_together",
    "working_steps": "I needed guided help on angles, but I still ended with 75? instead of 75.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 75.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 75. The student appears dependent on scaffolding and does not show secure independent understanding.",
    "review_needs_attention": true,
    "review_issue_reason": "The student appears dependent on scaffolding and does not show secure independent understanding.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.28,
    "review_question_score": 1.0,
    "review_confidence": 0.5,
    "review_tags": [
      "scaffolding_dependence"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776710991000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 126,
    "_is_correct": false,
    "_misconception_tag": "scaffolding_dependence",
    "_question_topic": "Geometry",
    "_question_sub_topic": "Angles",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776710991000
  },
  {
    "id": 50413,
    "assignee_id": 4051,
    "assignment_question_id": 300506,
    "answer_type": "LATEX",
    "answer_latex": "720",
    "extracted_answer": "720",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for geometry and reached 720.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.65,
    "review_question_score": 1.0,
    "review_confidence": 0.62,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776711189000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 170,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Angles",
    "_question_difficulty": "HARD",
    "_answered_at": 1776711189000
  },
  {
    "id": 50414,
    "assignee_id": 4051,
    "assignment_question_id": 300507,
    "answer_type": "LATEX",
    "answer_latex": "23",
    "extracted_answer": "23",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for algebra and reached 23.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.65,
    "review_question_score": 1.0,
    "review_confidence": 0.62,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776711384000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 180,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "HARD",
    "_answered_at": 1776711384000
  },
  {
    "id": 50415,
    "assignee_id": 4051,
    "assignment_question_id": 300508,
    "answer_type": "LATEX",
    "answer_latex": "96",
    "extracted_answer": "96",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for geometry and reached 96.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.65,
    "review_question_score": 1.0,
    "review_confidence": 0.62,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776711552000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 152,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "HARD",
    "_answered_at": 1776711552000
  },
  {
    "id": 50416,
    "assignee_id": 4052,
    "assignment_question_id": 300501,
    "answer_type": "LATEX",
    "answer_latex": "28",
    "extracted_answer": "28",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776703630000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 70,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Perimeter",
    "_question_difficulty": "EASY",
    "_answered_at": 1776703630000
  },
  {
    "id": 50417,
    "assignee_id": 4052,
    "assignment_question_id": 300502,
    "answer_type": "LATEX",
    "answer_latex": "40",
    "extracted_answer": "40",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776703758000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 121,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Area",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776703758000
  },
  {
    "id": 50418,
    "assignee_id": 4052,
    "assignment_question_id": 300503,
    "answer_type": "LATEX",
    "answer_latex": "27",
    "extracted_answer": "27",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776703973000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 195,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Area",
    "_question_difficulty": "HARD",
    "_answered_at": 1776703973000
  },
  {
    "id": 50419,
    "assignee_id": 4052,
    "assignment_question_id": 300504,
    "answer_type": "LATEX",
    "answer_latex": "70",
    "extracted_answer": "70",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776704072000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 83,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Angles",
    "_question_difficulty": "EASY",
    "_answered_at": 1776704072000
  },
  {
    "id": 50420,
    "assignee_id": 4052,
    "assignment_question_id": 300505,
    "answer_type": "LATEX",
    "answer_latex": "75",
    "extracted_answer": "75",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776704204000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 107,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Angles",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776704204000
  },
  {
    "id": 50421,
    "assignee_id": 4052,
    "assignment_question_id": 300506,
    "answer_type": "LATEX",
    "answer_latex": "720",
    "extracted_answer": "720",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776704388000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 167,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Angles",
    "_question_difficulty": "HARD",
    "_answered_at": 1776704388000
  },
  {
    "id": 50422,
    "assignee_id": 4052,
    "assignment_question_id": 300507,
    "answer_type": "LATEX",
    "answer_latex": "24",
    "extracted_answer": "24",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 23.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 23. The student did not translate the word problem into the correct calculation.",
    "review_needs_attention": true,
    "review_issue_reason": "The student did not translate the word problem into the correct calculation.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "word_problem_interpretation"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776704565000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 167,
    "_is_correct": false,
    "_misconception_tag": "word_problem_interpretation",
    "_question_topic": "Algebra",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "HARD",
    "_answered_at": 1776704565000
  },
  {
    "id": 50423,
    "assignee_id": 4052,
    "assignment_question_id": 300508,
    "answer_type": "LATEX",
    "answer_latex": "48",
    "extracted_answer": "48",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 96.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 96. The student did not translate the word problem into the correct calculation.",
    "review_needs_attention": true,
    "review_issue_reason": "The student did not translate the word problem into the correct calculation.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "word_problem_interpretation"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776704740000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 165,
    "_is_correct": false,
    "_misconception_tag": "word_problem_interpretation",
    "_question_topic": "Geometry",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "HARD",
    "_answered_at": 1776704740000
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  {
    "id": 50424,
    "assignee_id": 4053,
    "assignment_question_id": 300501,
    "answer_type": "LATEX",
    "answer_latex": "28",
    "extracted_answer": "28",
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    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
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    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
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    "created_at": 1776703929000,
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    "_time_on_task_seconds": 69,
    "_is_correct": true,
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    "_question_topic": "Geometry",
    "_question_sub_topic": "Perimeter",
    "_question_difficulty": "EASY",
    "_answered_at": 1776703929000
  },
  {
    "id": 50425,
    "assignee_id": 4053,
    "assignment_question_id": 300502,
    "answer_type": "LATEX",
    "answer_latex": "40",
    "extracted_answer": "40",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
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    "created_at": 1776704040000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 104,
    "_is_correct": true,
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    "_question_topic": "Geometry",
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    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776704040000
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  {
    "id": 50426,
    "assignee_id": 4053,
    "assignment_question_id": 300503,
    "answer_type": "LATEX",
    "answer_latex": "27",
    "extracted_answer": "27",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1776704220000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 155,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
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    "_question_difficulty": "HARD",
    "_answered_at": 1776704220000
  },
  {
    "id": 50427,
    "assignee_id": 4053,
    "assignment_question_id": 300504,
    "answer_type": "LATEX",
    "answer_latex": "70",
    "extracted_answer": "70",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for angles and got the correct answer 70.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
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    "review_correctness_score": 1.0,
    "review_understanding_score": 0.95,
    "review_question_score": 1.0,
    "review_confidence": 0.82,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776704282000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 48,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Angles",
    "_question_difficulty": "EASY",
    "_answered_at": 1776704282000
  },
  {
    "id": 50428,
    "assignee_id": 4053,
    "assignment_question_id": 300505,
    "answer_type": "LATEX",
    "answer_latex": "75",
    "extracted_answer": "75",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
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    "review_confidence": 0.9,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1776704430000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 121,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Angles",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776704430000
  },
  {
    "id": 50429,
    "assignee_id": 4053,
    "assignment_question_id": 300506,
    "answer_type": "LATEX",
    "answer_latex": "720",
    "extracted_answer": "720",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
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    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776704615000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 165,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Angles",
    "_question_difficulty": "HARD",
    "_answered_at": 1776704615000
  },
  {
    "id": 50430,
    "assignee_id": 4053,
    "assignment_question_id": 300507,
    "answer_type": "LATEX",
    "answer_latex": "23",
    "extracted_answer": "23",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776704825000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 187,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "HARD",
    "_answered_at": 1776704825000
  },
  {
    "id": 50431,
    "assignee_id": 4053,
    "assignment_question_id": 300508,
    "answer_type": "LATEX",
    "answer_latex": "96",
    "extracted_answer": "96",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776704996000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 158,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "HARD",
    "_answered_at": 1776704996000
  },
  {
    "id": 50432,
    "assignee_id": 4054,
    "assignment_question_id": 300501,
    "answer_type": "LATEX",
    "answer_latex": "28",
    "extracted_answer": "28",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776701404000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 64,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Perimeter",
    "_question_difficulty": "EASY",
    "_answered_at": 1776701404000
  },
  {
    "id": 50433,
    "assignee_id": 4054,
    "assignment_question_id": 300502,
    "answer_type": "LATEX",
    "answer_latex": "40",
    "extracted_answer": "40",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776701503000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 79,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Area",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776701503000
  },
  {
    "id": 50434,
    "assignee_id": 4054,
    "assignment_question_id": 300503,
    "answer_type": "LATEX",
    "answer_latex": "27",
    "extracted_answer": "27",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776701720000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 193,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Area",
    "_question_difficulty": "HARD",
    "_answered_at": 1776701720000
  },
  {
    "id": 50435,
    "assignee_id": 4054,
    "assignment_question_id": 300504,
    "answer_type": "LATEX",
    "answer_latex": "70?",
    "extracted_answer": "70?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 70.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 70. The answer does not match the correct answer (70), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (70), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776701831000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 92,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Angles",
    "_question_difficulty": "EASY",
    "_answered_at": 1776701831000
  },
  {
    "id": 50436,
    "assignee_id": 4054,
    "assignment_question_id": 300505,
    "answer_type": "LATEX",
    "answer_latex": "75",
    "extracted_answer": "75",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for angles and got the correct answer 75.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.95,
    "review_question_score": 1.0,
    "review_confidence": 0.82,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776701961000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 103,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Angles",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776701961000
  },
  {
    "id": 50437,
    "assignee_id": 4054,
    "assignment_question_id": 300506,
    "answer_type": "LATEX",
    "answer_latex": "720?",
    "extracted_answer": "720?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 720.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 720. The answer does not match the correct answer (720), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (720), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776702137000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 166,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Angles",
    "_question_difficulty": "HARD",
    "_answered_at": 1776702137000
  },
  {
    "id": 50438,
    "assignee_id": 4054,
    "assignment_question_id": 300507,
    "answer_type": "LATEX",
    "answer_latex": "23?",
    "extracted_answer": "23?",
    "solve_mode": "step_by_step",
    "working_steps": "I tried a step-by-step method for word problem, but I got 23?. My method did not lead to the expected answer 23.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 23.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 23. The answer does not match the correct answer (23), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (23), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.4,
    "review_question_score": 1.0,
    "review_confidence": 0.55,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776702323000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 181,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "HARD",
    "_answered_at": 1776702323000
  },
  {
    "id": 50439,
    "assignee_id": 4054,
    "assignment_question_id": 300508,
    "answer_type": "LATEX",
    "answer_latex": "96?",
    "extracted_answer": "96?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 96.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 96. The answer does not match the correct answer (96), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (96), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776702469000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 140,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "HARD",
    "_answered_at": 1776702469000
  },
  {
    "id": 50440,
    "assignee_id": 4055,
    "assignment_question_id": 300501,
    "answer_type": "LATEX",
    "answer_latex": "28",
    "extracted_answer": "28",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for perimeter and got the correct answer 28.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.95,
    "review_question_score": 1.0,
    "review_confidence": 0.82,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776714342000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 42,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Perimeter",
    "_question_difficulty": "EASY",
    "_answered_at": 1776714342000
  },
  {
    "id": 50441,
    "assignee_id": 4055,
    "assignment_question_id": 300502,
    "answer_type": "LATEX",
    "answer_latex": "40",
    "extracted_answer": "40",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for geometry and reached 40.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.65,
    "review_question_score": 1.0,
    "review_confidence": 0.62,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776714459000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 110,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Area",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776714459000
  },
  {
    "id": 50442,
    "assignee_id": 4055,
    "assignment_question_id": 300503,
    "answer_type": "LATEX",
    "answer_latex": "27?",
    "extracted_answer": "27?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 27.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 27. The answer does not match the correct answer (27), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (27), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
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    "created_at": 1776714657000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 191,
    "_is_correct": false,
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    "_question_topic": "Geometry",
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    "_question_difficulty": "HARD",
    "_answered_at": 1776714657000
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  {
    "id": 50443,
    "assignee_id": 4055,
    "assignment_question_id": 300504,
    "answer_type": "LATEX",
    "answer_latex": "70",
    "extracted_answer": "70",
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    "working_steps": "I followed guided steps for geometry and reached 70.",
    "graded_marks": 1,
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    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
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    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 70,
    "_is_correct": true,
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    "_question_difficulty": "EASY",
    "_answered_at": 1776714747000
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  {
    "id": 50444,
    "assignee_id": 4055,
    "assignment_question_id": 300505,
    "answer_type": "LATEX",
    "answer_latex": "75",
    "extracted_answer": "75",
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    "created_at": 1776714878000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 112,
    "_is_correct": true,
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    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776714878000
  },
  {
    "id": 50445,
    "assignee_id": 4055,
    "assignment_question_id": 300506,
    "answer_type": "LATEX",
    "answer_latex": "720?",
    "extracted_answer": "720?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 720.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 720. The answer does not match the correct answer (720), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (720), showing an incomplete understanding of the method.",
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    "created_at": 1776715075000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 167,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
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    "_question_difficulty": "HARD",
    "_answered_at": 1776715075000
  },
  {
    "id": 50446,
    "assignee_id": 4055,
    "assignment_question_id": 300507,
    "answer_type": "LATEX",
    "answer_latex": "23",
    "extracted_answer": "23",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for algebra and reached 23.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
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    "created_at": 1776715279000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 177,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
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    "_question_difficulty": "HARD",
    "_answered_at": 1776715279000
  },
  {
    "id": 50447,
    "assignee_id": 4055,
    "assignment_question_id": 300508,
    "answer_type": "LATEX",
    "answer_latex": "96",
    "extracted_answer": "96",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
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    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1776715438000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 138,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "HARD",
    "_answered_at": 1776715438000
  },
  {
    "id": 50448,
    "assignee_id": 4056,
    "assignment_question_id": 300501,
    "answer_type": "LATEX",
    "answer_latex": "28",
    "extracted_answer": "28",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1776707282000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 62,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Perimeter",
    "_question_difficulty": "EASY",
    "_answered_at": 1776707282000
  },
  {
    "id": 50449,
    "assignee_id": 4056,
    "assignment_question_id": 300502,
    "answer_type": "LATEX",
    "answer_latex": "40?",
    "extracted_answer": "40?",
    "solve_mode": "step_by_step",
    "working_steps": "I tried a step-by-step method for area, but I got 40?. My method did not lead to the expected answer 40.",
    "graded_marks": 0,
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    "ai_reasoning": "Incorrect; expected 40.",
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    "ai_feedback": "Incorrect answer compared with the expected answer 40. The answer does not match the correct answer (40), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (40), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
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    "review_confidence": 0.55,
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    "is_active": true,
    "created_at": 1776707414000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 103,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Area",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776707414000
  },
  {
    "id": 50450,
    "assignee_id": 4056,
    "assignment_question_id": 300503,
    "answer_type": "LATEX",
    "answer_latex": "27",
    "extracted_answer": "27",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
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    "review_understanding_score": 0.75,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1776707604000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 178,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Area",
    "_question_difficulty": "HARD",
    "_answered_at": 1776707604000
  },
  {
    "id": 50451,
    "assignee_id": 4056,
    "assignment_question_id": 300504,
    "answer_type": "LATEX",
    "answer_latex": "70",
    "extracted_answer": "70",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1776707663000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 40,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Angles",
    "_question_difficulty": "EASY",
    "_answered_at": 1776707663000
  },
  {
    "id": 50452,
    "assignee_id": 4056,
    "assignment_question_id": 300505,
    "answer_type": "LATEX",
    "answer_latex": "75",
    "extracted_answer": "75",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for angles and got the correct answer 75.",
    "graded_marks": 1,
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    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.95,
    "review_question_score": 1.0,
    "review_confidence": 0.82,
    "review_tags": [],
    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1776707782000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 102,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Angles",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776707782000
  },
  {
    "id": 50453,
    "assignee_id": 4056,
    "assignment_question_id": 300506,
    "answer_type": "LATEX",
    "answer_latex": "720",
    "extracted_answer": "720",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
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    "is_active": true,
    "created_at": 1776707946000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 150,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Angles",
    "_question_difficulty": "HARD",
    "_answered_at": 1776707946000
  },
  {
    "id": 50454,
    "assignee_id": 4056,
    "assignment_question_id": 300507,
    "answer_type": "LATEX",
    "answer_latex": "23",
    "extracted_answer": "23",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
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    "grading_status": "GRADED",
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    "created_at": 1776708094000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 142,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
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    "_question_difficulty": "HARD",
    "_answered_at": 1776708094000
  },
  {
    "id": 50455,
    "assignee_id": 4056,
    "assignment_question_id": 300508,
    "answer_type": "LATEX",
    "answer_latex": "96?",
    "extracted_answer": "96?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 96.",
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    "ai_feedback": "Incorrect answer compared with the expected answer 96. The answer does not match the correct answer (96), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (96), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
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    "is_active": true,
    "created_at": 1776708275000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 158,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
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    "_question_difficulty": "HARD",
    "_answered_at": 1776708275000
  },
  {
    "id": 50456,
    "assignee_id": 4057,
    "assignment_question_id": 300501,
    "answer_type": "LATEX",
    "answer_latex": "28?",
    "extracted_answer": "28?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 28.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 28. The answer does not match the correct answer (28), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (28), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
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    "is_active": true,
    "created_at": 1776705771000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 51,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Perimeter",
    "_question_difficulty": "EASY",
    "_answered_at": 1776705771000
  },
  {
    "id": 50457,
    "assignee_id": 4057,
    "assignment_question_id": 300502,
    "answer_type": "LATEX",
    "answer_latex": "40",
    "extracted_answer": "40",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
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    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1776705889000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 96,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Area",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776705889000
  },
  {
    "id": 50458,
    "assignee_id": 4057,
    "assignment_question_id": 300503,
    "answer_type": "LATEX",
    "answer_latex": "27?",
    "extracted_answer": "27?",
    "solve_mode": "step_by_step",
    "working_steps": "I tried a step-by-step method for area, but I got 27?. My method did not lead to the expected answer 27.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 27.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 27. The answer does not match the correct answer (27), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (27), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.4,
    "review_question_score": 1.0,
    "review_confidence": 0.55,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776706084000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 167,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Area",
    "_question_difficulty": "HARD",
    "_answered_at": 1776706084000
  },
  {
    "id": 50459,
    "assignee_id": 4057,
    "assignment_question_id": 300504,
    "answer_type": "LATEX",
    "answer_latex": "70?",
    "extracted_answer": "70?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 70.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 70. The answer does not match the correct answer (70), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (70), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1776706160000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 47,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Angles",
    "_question_difficulty": "EASY",
    "_answered_at": 1776706160000
  },
  {
    "id": 50460,
    "assignee_id": 4057,
    "assignment_question_id": 300505,
    "answer_type": "LATEX",
    "answer_latex": "75",
    "extracted_answer": "75",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776706250000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 78,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Angles",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776706250000
  },
  {
    "id": 50461,
    "assignee_id": 4057,
    "assignment_question_id": 300506,
    "answer_type": "LATEX",
    "answer_latex": "720",
    "extracted_answer": "720",
    "solve_mode": "handwritten",
    "working_steps": "I worked it out on paper using angles and checked that the final answer was 720.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.85,
    "review_question_score": 1.0,
    "review_confidence": 0.78,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776706439000,
    "_solve_mode": "handwritten",
    "_time_on_task_seconds": 181,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Angles",
    "_question_difficulty": "HARD",
    "_answered_at": 1776706439000
  },
  {
    "id": 50462,
    "assignee_id": 4057,
    "assignment_question_id": 300507,
    "answer_type": "LATEX",
    "answer_latex": "23",
    "extracted_answer": "23",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776706591000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 142,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "HARD",
    "_answered_at": 1776706591000
  },
  {
    "id": 50463,
    "assignee_id": 4057,
    "assignment_question_id": 300508,
    "answer_type": "LATEX",
    "answer_latex": "96?",
    "extracted_answer": "96?",
    "solve_mode": "step_by_step",
    "working_steps": "I tried a step-by-step method for word problem, but I got 96?. My method did not lead to the expected answer 96.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 96.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 96. The answer does not match the correct answer (96), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (96), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.4,
    "review_question_score": 1.0,
    "review_confidence": 0.55,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776706778000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 175,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "HARD",
    "_answered_at": 1776706778000
  },
  {
    "id": 50464,
    "assignee_id": 4058,
    "assignment_question_id": 300501,
    "answer_type": "LATEX",
    "answer_latex": "28?",
    "extracted_answer": "28?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 28.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 28. The answer does not match the correct answer (28), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (28), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776707260000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 40,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Perimeter",
    "_question_difficulty": "EASY",
    "_answered_at": 1776707260000
  },
  {
    "id": 50465,
    "assignee_id": 4058,
    "assignment_question_id": 300502,
    "answer_type": "LATEX",
    "answer_latex": "40?",
    "extracted_answer": "40?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 40.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 40. The answer does not match the correct answer (40), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (40), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776707371000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 91,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Area",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776707371000
  },
  {
    "id": 50466,
    "assignee_id": 4058,
    "assignment_question_id": 300503,
    "answer_type": "LATEX",
    "answer_latex": "27?",
    "extracted_answer": "27?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 27.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 27. The answer does not match the correct answer (27), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (27), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776707542000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 148,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Area",
    "_question_difficulty": "HARD",
    "_answered_at": 1776707542000
  },
  {
    "id": 50467,
    "assignee_id": 4058,
    "assignment_question_id": 300504,
    "answer_type": "LATEX",
    "answer_latex": "70",
    "extracted_answer": "70",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776707603000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 35,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Angles",
    "_question_difficulty": "EASY",
    "_answered_at": 1776707603000
  },
  {
    "id": 50468,
    "assignee_id": 4058,
    "assignment_question_id": 300505,
    "answer_type": "LATEX",
    "answer_latex": "75?",
    "extracted_answer": "75?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 75.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 75. The answer does not match the correct answer (75), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (75), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776707732000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 114,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Angles",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776707732000
  },
  {
    "id": 50469,
    "assignee_id": 4058,
    "assignment_question_id": 300506,
    "answer_type": "LATEX",
    "answer_latex": "720?",
    "extracted_answer": "720?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 720.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 720. The answer does not match the correct answer (720), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (720), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776707889000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 142,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Angles",
    "_question_difficulty": "HARD",
    "_answered_at": 1776707889000
  },
  {
    "id": 50470,
    "assignee_id": 4058,
    "assignment_question_id": 300507,
    "answer_type": "LATEX",
    "answer_latex": "23?",
    "extracted_answer": "23?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 23.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 23. The answer does not match the correct answer (23), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (23), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776708064000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 160,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "HARD",
    "_answered_at": 1776708064000
  },
  {
    "id": 50471,
    "assignee_id": 4058,
    "assignment_question_id": 300508,
    "answer_type": "LATEX",
    "answer_latex": "96",
    "extracted_answer": "96",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776708268000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 186,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "HARD",
    "_answered_at": 1776708268000
  },
  {
    "id": 50472,
    "assignee_id": 4059,
    "assignment_question_id": 300501,
    "answer_type": "LATEX",
    "answer_latex": "28?",
    "extracted_answer": "28?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 28.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 28. The answer does not match the correct answer (28), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (28), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776707200000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 40,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Perimeter",
    "_question_difficulty": "EASY",
    "_answered_at": 1776707200000
  },
  {
    "id": 50473,
    "assignee_id": 4059,
    "assignment_question_id": 300502,
    "answer_type": "LATEX",
    "answer_latex": "40",
    "extracted_answer": "40",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776707351000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 125,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Area",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776707351000
  },
  {
    "id": 50474,
    "assignee_id": 4059,
    "assignment_question_id": 300503,
    "answer_type": "LATEX",
    "answer_latex": "27?",
    "extracted_answer": "27?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 27.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 27. The answer does not match the correct answer (27), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (27), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776707535000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 174,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Area",
    "_question_difficulty": "HARD",
    "_answered_at": 1776707535000
  },
  {
    "id": 50475,
    "assignee_id": 4059,
    "assignment_question_id": 300504,
    "answer_type": "LATEX",
    "answer_latex": "70?",
    "extracted_answer": "70?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 70.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 70. The answer does not match the correct answer (70), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (70), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776707622000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 77,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Angles",
    "_question_difficulty": "EASY",
    "_answered_at": 1776707622000
  },
  {
    "id": 50476,
    "assignee_id": 4059,
    "assignment_question_id": 300505,
    "answer_type": "LATEX",
    "answer_latex": "75",
    "extracted_answer": "75",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776707754000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 115,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Angles",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1776707754000
  },
  {
    "id": 50477,
    "assignee_id": 4059,
    "assignment_question_id": 300506,
    "answer_type": "LATEX",
    "answer_latex": "720",
    "extracted_answer": "720",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776707943000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 163,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Angles",
    "_question_difficulty": "HARD",
    "_answered_at": 1776707943000
  },
  {
    "id": 50478,
    "assignee_id": 4059,
    "assignment_question_id": 300507,
    "answer_type": "LATEX",
    "answer_latex": "23?",
    "extracted_answer": "23?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 23.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 23. The answer does not match the correct answer (23), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (23), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776708141000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 178,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "HARD",
    "_answered_at": 1776708141000
  },
  {
    "id": 50479,
    "assignee_id": 4059,
    "assignment_question_id": 300508,
    "answer_type": "LATEX",
    "answer_latex": "96",
    "extracted_answer": "96",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1776708359000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 188,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Geometry",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "HARD",
    "_answered_at": 1776708359000
  },
  {
    "id": 50480,
    "assignee_id": 4061,
    "assignment_question_id": 300601,
    "answer_type": "LATEX",
    "answer_latex": "5",
    "extracted_answer": "5",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for simple equations and got the correct answer 5.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.95,
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    "review_confidence": 0.82,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777401639000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 39,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Simple Equations",
    "_question_difficulty": "EASY",
    "_answered_at": 1777401639000
  },
  {
    "id": 50481,
    "assignee_id": 4061,
    "assignment_question_id": 300602,
    "answer_type": "LATEX",
    "answer_latex": "7",
    "extracted_answer": "7",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777401779000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 110,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Simple Equations",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777401779000
  },
  {
    "id": 50482,
    "assignee_id": 4061,
    "assignment_question_id": 300603,
    "answer_type": "LATEX",
    "answer_latex": "6?",
    "extracted_answer": "6?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 6.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 6. The answer does not match the correct answer (6), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (6), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777401955000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 166,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Simple Equations",
    "_question_difficulty": "HARD",
    "_answered_at": 1777401955000
  },
  {
    "id": 50483,
    "assignee_id": 4061,
    "assignment_question_id": 300604,
    "answer_type": "LATEX",
    "answer_latex": "14",
    "extracted_answer": "14",
    "solve_mode": "handwritten",
    "working_steps": "I worked it out on paper using sequences and checked that the final answer was 14.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.85,
    "review_question_score": 1.0,
    "review_confidence": 0.78,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777402050000,
    "_solve_mode": "handwritten",
    "_time_on_task_seconds": 88,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Sequences",
    "_question_difficulty": "EASY",
    "_answered_at": 1777402050000
  },
  {
    "id": 50484,
    "assignee_id": 4061,
    "assignment_question_id": 300605,
    "answer_type": "LATEX",
    "answer_latex": "31",
    "extracted_answer": "31",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for algebra and reached 31.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.65,
    "review_question_score": 1.0,
    "review_confidence": 0.62,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777402145000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 86,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Sequences",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777402145000
  },
  {
    "id": 50485,
    "assignee_id": 4061,
    "assignment_question_id": 300606,
    "answer_type": "LATEX",
    "answer_latex": "3n+2?",
    "extracted_answer": "3n+2?",
    "solve_mode": "step_by_step",
    "working_steps": "I tried a step-by-step method for sequences, but I got 3n+2?. My method did not lead to the expected answer 3n+2.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 3n+2.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 3n+2. The answer does not match the correct answer (3n+2), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (3n+2), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.4,
    "review_question_score": 1.0,
    "review_confidence": 0.55,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777402342000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 190,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Sequences",
    "_question_difficulty": "HARD",
    "_answered_at": 1777402342000
  },
  {
    "id": 50486,
    "assignee_id": 4063,
    "assignment_question_id": 300601,
    "answer_type": "LATEX",
    "answer_latex": "5",
    "extracted_answer": "5",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for algebra and reached 5.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.65,
    "review_question_score": 1.0,
    "review_confidence": 0.62,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777401710000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 50,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Simple Equations",
    "_question_difficulty": "EASY",
    "_answered_at": 1777401710000
  },
  {
    "id": 50487,
    "assignee_id": 4063,
    "assignment_question_id": 300602,
    "answer_type": "LATEX",
    "answer_latex": "7",
    "extracted_answer": "7",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for algebra and reached 7.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.65,
    "review_question_score": 1.0,
    "review_confidence": 0.62,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777401815000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 82,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Simple Equations",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777401815000
  },
  {
    "id": 50488,
    "assignee_id": 4063,
    "assignment_question_id": 300603,
    "answer_type": "LATEX",
    "answer_latex": "6",
    "extracted_answer": "6",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for algebra and reached 6.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.65,
    "review_question_score": 1.0,
    "review_confidence": 0.62,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777402009000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 184,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Simple Equations",
    "_question_difficulty": "HARD",
    "_answered_at": 1777402009000
  },
  {
    "id": 50489,
    "assignee_id": 4063,
    "assignment_question_id": 300604,
    "answer_type": "LATEX",
    "answer_latex": "14",
    "extracted_answer": "14",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for algebra and reached 14.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.65,
    "review_question_score": 1.0,
    "review_confidence": 0.62,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777402083000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 53,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Sequences",
    "_question_difficulty": "EASY",
    "_answered_at": 1777402083000
  },
  {
    "id": 50490,
    "assignee_id": 4063,
    "assignment_question_id": 300605,
    "answer_type": "LATEX",
    "answer_latex": "31",
    "extracted_answer": "31",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for algebra and reached 31.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.65,
    "review_question_score": 1.0,
    "review_confidence": 0.62,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777402232000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 126,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Sequences",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777402232000
  },
  {
    "id": 50491,
    "assignee_id": 4066,
    "assignment_question_id": 300601,
    "answer_type": "LATEX",
    "answer_latex": "5",
    "extracted_answer": "5",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777398703000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 43,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Simple Equations",
    "_question_difficulty": "EASY",
    "_answered_at": 1777398703000
  },
  {
    "id": 50492,
    "assignee_id": 4066,
    "assignment_question_id": 300602,
    "answer_type": "LATEX",
    "answer_latex": "7",
    "extracted_answer": "7",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for simple equations and got the correct answer 7.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.95,
    "review_question_score": 1.0,
    "review_confidence": 0.82,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777398852000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 120,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Simple Equations",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777398852000
  },
  {
    "id": 50493,
    "assignee_id": 4066,
    "assignment_question_id": 300603,
    "answer_type": "LATEX",
    "answer_latex": "6",
    "extracted_answer": "6",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777399051000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 177,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Simple Equations",
    "_question_difficulty": "HARD",
    "_answered_at": 1777399051000
  },
  {
    "id": 50494,
    "assignee_id": 4066,
    "assignment_question_id": 300604,
    "answer_type": "LATEX",
    "answer_latex": "14?",
    "extracted_answer": "14?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 14.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 14. The answer does not match the correct answer (14), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (14), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777399129000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 72,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Sequences",
    "_question_difficulty": "EASY",
    "_answered_at": 1777399129000
  },
  {
    "id": 50495,
    "assignee_id": 4066,
    "assignment_question_id": 300605,
    "answer_type": "LATEX",
    "answer_latex": "31",
    "extracted_answer": "31",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for algebra and reached 31.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.65,
    "review_question_score": 1.0,
    "review_confidence": 0.62,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777399221000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 85,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Sequences",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777399221000
  },
  {
    "id": 50496,
    "assignee_id": 4066,
    "assignment_question_id": 300606,
    "answer_type": "LATEX",
    "answer_latex": "3n+2",
    "extracted_answer": "3n+2",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777399380000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 137,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Sequences",
    "_question_difficulty": "HARD",
    "_answered_at": 1777399380000
  },
  {
    "id": 50497,
    "assignee_id": 4066,
    "assignment_question_id": 300607,
    "answer_type": "LATEX",
    "answer_latex": "23",
    "extracted_answer": "23",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777399561000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 172,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "HARD",
    "_answered_at": 1777399561000
  },
  {
    "id": 50498,
    "assignee_id": 4068,
    "assignment_question_id": 300601,
    "answer_type": "LATEX",
    "answer_latex": "5?",
    "extracted_answer": "5?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 5.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 5. The answer does not match the correct answer (5), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (5), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777393884000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 84,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Simple Equations",
    "_question_difficulty": "EASY",
    "_answered_at": 1777393884000
  },
  {
    "id": 50499,
    "assignee_id": 4068,
    "assignment_question_id": 300602,
    "answer_type": "LATEX",
    "answer_latex": "7?",
    "extracted_answer": "7?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 7.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 7. The answer does not match the correct answer (7), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (7), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777394030000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 130,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Simple Equations",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777394030000
  },
  {
    "id": 50500,
    "assignee_id": 4068,
    "assignment_question_id": 300603,
    "answer_type": "LATEX",
    "answer_latex": "6?",
    "extracted_answer": "6?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 6.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 6. The answer does not match the correct answer (6), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (6), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777394200000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 162,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Simple Equations",
    "_question_difficulty": "HARD",
    "_answered_at": 1777394200000
  },
  {
    "id": 50501,
    "assignee_id": 4068,
    "assignment_question_id": 300604,
    "answer_type": "LATEX",
    "answer_latex": "14",
    "extracted_answer": "14",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777394288000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 75,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Sequences",
    "_question_difficulty": "EASY",
    "_answered_at": 1777394288000
  },
  {
    "id": 50502,
    "assignee_id": 4068,
    "assignment_question_id": 300605,
    "answer_type": "LATEX",
    "answer_latex": "31",
    "extracted_answer": "31",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777394388000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 85,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Sequences",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777394388000
  },
  {
    "id": 50503,
    "assignee_id": 4068,
    "assignment_question_id": 300606,
    "answer_type": "LATEX",
    "answer_latex": "3n+2?",
    "extracted_answer": "3n+2?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 3n+2.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 3n+2. The answer does not match the correct answer (3n+2), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (3n+2), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777394551000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 149,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Sequences",
    "_question_difficulty": "HARD",
    "_answered_at": 1777394551000
  },
  {
    "id": 50504,
    "assignee_id": 4069,
    "assignment_question_id": 300601,
    "answer_type": "LATEX",
    "answer_latex": "5?",
    "extracted_answer": "5?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 5.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 5. The answer does not match the correct answer (5), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (5), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777393576000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 76,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Simple Equations",
    "_question_difficulty": "EASY",
    "_answered_at": 1777393576000
  },
  {
    "id": 50505,
    "assignee_id": 4069,
    "assignment_question_id": 300602,
    "answer_type": "LATEX",
    "answer_latex": "7",
    "extracted_answer": "7",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777393697000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 94,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Simple Equations",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777393697000
  },
  {
    "id": 50506,
    "assignee_id": 4069,
    "assignment_question_id": 300603,
    "answer_type": "LATEX",
    "answer_latex": "6",
    "extracted_answer": "6",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for simple equations and got the correct answer 6.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.95,
    "review_question_score": 1.0,
    "review_confidence": 0.82,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777393911000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 195,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Simple Equations",
    "_question_difficulty": "HARD",
    "_answered_at": 1777393911000
  },
  {
    "id": 50507,
    "assignee_id": 4069,
    "assignment_question_id": 300604,
    "answer_type": "LATEX",
    "answer_latex": "14",
    "extracted_answer": "14",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for sequences and got the correct answer 14.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.95,
    "review_question_score": 1.0,
    "review_confidence": 0.82,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777394026000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 89,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Sequences",
    "_question_difficulty": "EASY",
    "_answered_at": 1777394026000
  },
  {
    "id": 50508,
    "assignee_id": 4069,
    "assignment_question_id": 300605,
    "answer_type": "LATEX",
    "answer_latex": "31",
    "extracted_answer": "31",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for algebra and reached 31.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.65,
    "review_question_score": 1.0,
    "review_confidence": 0.62,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777394150000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 117,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Sequences",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777394150000
  },
  {
    "id": 50509,
    "assignee_id": 4069,
    "assignment_question_id": 300606,
    "answer_type": "LATEX",
    "answer_latex": "3n+2?",
    "extracted_answer": "3n+2?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 3n+2.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 3n+2. The answer does not match the correct answer (3n+2), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (3n+2), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777394327000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 164,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Sequences",
    "_question_difficulty": "HARD",
    "_answered_at": 1777394327000
  },
  {
    "id": 50510,
    "assignee_id": 4069,
    "assignment_question_id": 300607,
    "answer_type": "LATEX",
    "answer_latex": "23?",
    "extracted_answer": "23?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 23.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 23. The answer does not match the correct answer (23), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (23), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777394541000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 184,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "HARD",
    "_answered_at": 1777394541000
  },
  {
    "id": 50511,
    "assignee_id": 4069,
    "assignment_question_id": 300608,
    "answer_type": "LATEX",
    "answer_latex": "5?",
    "extracted_answer": "5?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 5.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 5. The answer does not match the correct answer (5), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (5), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777394651000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 86,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Data",
    "_question_sub_topic": "Median",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777394651000
  },
  {
    "id": 50512,
    "assignee_id": 4070,
    "assignment_question_id": 300601,
    "answer_type": "LATEX",
    "answer_latex": "5",
    "extracted_answer": "5",
    "solve_mode": "handwritten",
    "working_steps": "I worked it out on paper using simple equations and checked that the final answer was 5.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.85,
    "review_question_score": 1.0,
    "review_confidence": 0.78,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777398395000,
    "_solve_mode": "handwritten",
    "_time_on_task_seconds": 95,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Simple Equations",
    "_question_difficulty": "EASY",
    "_answered_at": 1777398395000
  },
  {
    "id": 50513,
    "assignee_id": 4070,
    "assignment_question_id": 300602,
    "answer_type": "LATEX",
    "answer_latex": "7",
    "extracted_answer": "7",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for simple equations and got the correct answer 7.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.95,
    "review_question_score": 1.0,
    "review_confidence": 0.82,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777398525000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 102,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Simple Equations",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777398525000
  },
  {
    "id": 50514,
    "assignee_id": 4070,
    "assignment_question_id": 300603,
    "answer_type": "LATEX",
    "answer_latex": "6",
    "extracted_answer": "6",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777398709000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 168,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Simple Equations",
    "_question_difficulty": "HARD",
    "_answered_at": 1777398709000
  },
  {
    "id": 50515,
    "assignee_id": 4070,
    "assignment_question_id": 300604,
    "answer_type": "LATEX",
    "answer_latex": "14",
    "extracted_answer": "14",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777398805000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 72,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Sequences",
    "_question_difficulty": "EASY",
    "_answered_at": 1777398805000
  },
  {
    "id": 50516,
    "assignee_id": 4070,
    "assignment_question_id": 300605,
    "answer_type": "LATEX",
    "answer_latex": "31?",
    "extracted_answer": "31?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 31.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 31. The answer does not match the correct answer (31), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (31), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777398923000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 106,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Sequences",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777398923000
  },
  {
    "id": 50517,
    "assignee_id": 4070,
    "assignment_question_id": 300606,
    "answer_type": "LATEX",
    "answer_latex": "3n+2?",
    "extracted_answer": "3n+2?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 3n+2.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 3n+2. The answer does not match the correct answer (3n+2), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (3n+2), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777399096000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 159,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Sequences",
    "_question_difficulty": "HARD",
    "_answered_at": 1777399096000
  },
  {
    "id": 50518,
    "assignee_id": 4071,
    "assignment_question_id": 300601,
    "answer_type": "LATEX",
    "answer_latex": "5",
    "extracted_answer": "5",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777406305000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 85,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Simple Equations",
    "_question_difficulty": "EASY",
    "_answered_at": 1777406305000
  },
  {
    "id": 50519,
    "assignee_id": 4071,
    "assignment_question_id": 300602,
    "answer_type": "LATEX",
    "answer_latex": "7",
    "extracted_answer": "7",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777406437000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 104,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Simple Equations",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777406437000
  },
  {
    "id": 50520,
    "assignee_id": 4071,
    "assignment_question_id": 300603,
    "answer_type": "LATEX",
    "answer_latex": "6?",
    "extracted_answer": "6?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 6.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 6. The answer does not match the correct answer (6), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (6), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777406600000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 139,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Simple Equations",
    "_question_difficulty": "HARD",
    "_answered_at": 1777406600000
  },
  {
    "id": 50521,
    "assignee_id": 4071,
    "assignment_question_id": 300604,
    "answer_type": "LATEX",
    "answer_latex": "14?",
    "extracted_answer": "14?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 14.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 14. The answer does not match the correct answer (14), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (14), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777406677000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 52,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Sequences",
    "_question_difficulty": "EASY",
    "_answered_at": 1777406677000
  },
  {
    "id": 50522,
    "assignee_id": 4071,
    "assignment_question_id": 300605,
    "answer_type": "LATEX",
    "answer_latex": "31",
    "extracted_answer": "31",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777406807000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 112,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Sequences",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777406807000
  },
  {
    "id": 50523,
    "assignee_id": 4071,
    "assignment_question_id": 300606,
    "answer_type": "LATEX",
    "answer_latex": "3n+2",
    "extracted_answer": "3n+2",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for algebra and reached 3n+2.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.65,
    "review_question_score": 1.0,
    "review_confidence": 0.62,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777407005000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 168,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Sequences",
    "_question_difficulty": "HARD",
    "_answered_at": 1777407005000
  },
  {
    "id": 50524,
    "assignee_id": 4071,
    "assignment_question_id": 300607,
    "answer_type": "LATEX",
    "answer_latex": "23?",
    "extracted_answer": "23?",
    "solve_mode": "step_by_step",
    "working_steps": "I tried a step-by-step method for word problem, but I got 23?. My method did not lead to the expected answer 23.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 23.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 23. The answer does not match the correct answer (23), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (23), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.4,
    "review_question_score": 1.0,
    "review_confidence": 0.55,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777407201000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 168,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Algebra",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "HARD",
    "_answered_at": 1777407201000
  },
  {
    "id": 50525,
    "assignee_id": 4071,
    "assignment_question_id": 300608,
    "answer_type": "LATEX",
    "answer_latex": "5",
    "extracted_answer": "5",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777407301000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 92,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Data",
    "_question_sub_topic": "Median",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777407301000
  },
  {
    "id": 50526,
    "assignee_id": 4072,
    "assignment_question_id": 300701,
    "answer_type": "LATEX",
    "answer_latex": "2/5",
    "extracted_answer": "2/5",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 5/6.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 5/6. The student added the numerator and denominator directly instead of finding a common denominator.",
    "review_needs_attention": true,
    "review_issue_reason": "The student added the numerator and denominator directly instead of finding a common denominator.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "add_tops_add_bottoms"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777661337000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 57,
    "_is_correct": false,
    "_misconception_tag": "add_tops_add_bottoms",
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "EASY",
    "_answered_at": 1777661337000
  },
  {
    "id": 50527,
    "assignee_id": 4072,
    "assignment_question_id": 300702,
    "answer_type": "LATEX",
    "answer_latex": "2/6",
    "extracted_answer": "2/6",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 3/4.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 3/4. The student added the numerator and denominator directly instead of finding a common denominator.",
    "review_needs_attention": true,
    "review_issue_reason": "The student added the numerator and denominator directly instead of finding a common denominator.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "add_tops_add_bottoms"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777661436000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 80,
    "_is_correct": false,
    "_misconception_tag": "add_tops_add_bottoms",
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "EASY",
    "_answered_at": 1777661436000
  },
  {
    "id": 50528,
    "assignee_id": 4072,
    "assignment_question_id": 300703,
    "answer_type": "LATEX",
    "answer_latex": "3/8",
    "extracted_answer": "3/8",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 11/15.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 11/15. The student added the numerator and denominator directly instead of finding a common denominator.",
    "review_needs_attention": true,
    "review_issue_reason": "The student added the numerator and denominator directly instead of finding a common denominator.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "add_tops_add_bottoms"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777661541000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 87,
    "_is_correct": false,
    "_misconception_tag": "add_tops_add_bottoms",
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777661541000
  },
  {
    "id": 50529,
    "assignee_id": 4072,
    "assignment_question_id": 300704,
    "answer_type": "LATEX",
    "answer_latex": "4/10",
    "extracted_answer": "4/10",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 11/12.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 11/12. The student added the numerator and denominator directly instead of finding a common denominator.",
    "review_needs_attention": true,
    "review_issue_reason": "The student added the numerator and denominator directly instead of finding a common denominator.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "add_tops_add_bottoms"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777661623000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 77,
    "_is_correct": false,
    "_misconception_tag": "add_tops_add_bottoms",
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777661623000
  },
  {
    "id": 50530,
    "assignee_id": 4072,
    "assignment_question_id": 300705,
    "answer_type": "LATEX",
    "answer_latex": "4/3",
    "extracted_answer": "4/3",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 1/2.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 1/2. The student added the numerator and denominator directly instead of finding a common denominator.",
    "review_needs_attention": true,
    "review_issue_reason": "The student added the numerator and denominator directly instead of finding a common denominator.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "add_tops_add_bottoms"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777661748000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 110,
    "_is_correct": false,
    "_misconception_tag": "add_tops_add_bottoms",
    "_question_topic": "Fractions",
    "_question_sub_topic": "Subtract",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777661748000
  },
  {
    "id": 50531,
    "assignee_id": 4072,
    "assignment_question_id": 300706,
    "answer_type": "LATEX",
    "answer_latex": "12/20",
    "extracted_answer": "12/20",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 29/24.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 29/24. The student added the numerator and denominator directly instead of finding a common denominator.",
    "review_needs_attention": true,
    "review_issue_reason": "The student added the numerator and denominator directly instead of finding a common denominator.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "add_tops_add_bottoms"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777661959000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 184,
    "_is_correct": false,
    "_misconception_tag": "add_tops_add_bottoms",
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "HARD",
    "_answered_at": 1777661959000
  },
  {
    "id": 50532,
    "assignee_id": 4072,
    "assignment_question_id": 300707,
    "answer_type": "LATEX",
    "answer_latex": "4/12",
    "extracted_answer": "4/12",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 3/8.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 3/8. The student shows insecure understanding of equivalent or comparable fractions.",
    "review_needs_attention": true,
    "review_issue_reason": "The student shows insecure understanding of equivalent or comparable fractions.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
    "review_tags": [
      "fraction_general_uncertainty"
    ],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777662047000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 78,
    "_is_correct": false,
    "_misconception_tag": "fraction_general_uncertainty",
    "_question_topic": "Fractions",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777662047000
  },
  {
    "id": 50533,
    "assignee_id": 4073,
    "assignment_question_id": 300701,
    "answer_type": "LATEX",
    "answer_latex": "5/6",
    "extracted_answer": "5/6",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777651827000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 87,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "EASY",
    "_answered_at": 1777651827000
  },
  {
    "id": 50534,
    "assignee_id": 4073,
    "assignment_question_id": 300702,
    "answer_type": "LATEX",
    "answer_latex": "3/4",
    "extracted_answer": "3/4",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
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    "review_confidence": 0.9,
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    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777651922000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 85,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "EASY",
    "_answered_at": 1777651922000
  },
  {
    "id": 50535,
    "assignee_id": 4073,
    "assignment_question_id": 300703,
    "answer_type": "LATEX",
    "answer_latex": "11/15?",
    "extracted_answer": "11/15?",
    "solve_mode": "step_by_step",
    "working_steps": "I tried a step-by-step method for add, but I got 11/15?. My method did not lead to the expected answer 11/15.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 11/15.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 11/15. The answer does not match the correct answer (11/15), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (11/15), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.4,
    "review_question_score": 1.0,
    "review_confidence": 0.55,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777652017000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 81,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777652017000
  },
  {
    "id": 50536,
    "assignee_id": 4073,
    "assignment_question_id": 300704,
    "answer_type": "LATEX",
    "answer_latex": "11/12",
    "extracted_answer": "11/12",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1777652152000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 117,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777652152000
  },
  {
    "id": 50537,
    "assignee_id": 4073,
    "assignment_question_id": 300705,
    "answer_type": "LATEX",
    "answer_latex": "1/2",
    "extracted_answer": "1/2",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777652298000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 116,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Subtract",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777652298000
  },
  {
    "id": 50538,
    "assignee_id": 4073,
    "assignment_question_id": 300706,
    "answer_type": "LATEX",
    "answer_latex": "29/24",
    "extracted_answer": "29/24",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
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    "review_confidence": 0.9,
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    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777652468000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 151,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "HARD",
    "_answered_at": 1777652468000
  },
  {
    "id": 50539,
    "assignee_id": 4073,
    "assignment_question_id": 300707,
    "answer_type": "LATEX",
    "answer_latex": "3/8?",
    "extracted_answer": "3/8?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 3/8.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 3/8. The answer does not match the correct answer (3/8), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (3/8), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
    "review_question_score": 1.0,
    "review_confidence": 0.72,
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    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777652573000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 78,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777652573000
  },
  {
    "id": 50540,
    "assignee_id": 4073,
    "assignment_question_id": 300708,
    "answer_type": "LATEX",
    "answer_latex": "1/2?",
    "extracted_answer": "1/2?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 1/2.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 1/2. The answer does not match the correct answer (1/2), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (1/2), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
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    "review_confidence": 0.72,
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    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777652662000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 83,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Multiply",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777652662000
  },
  {
    "id": 50541,
    "assignee_id": 4075,
    "assignment_question_id": 300701,
    "answer_type": "LATEX",
    "answer_latex": "5/6",
    "extracted_answer": "5/6",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for add and got the correct answer 5/6.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
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    "review_confidence": 0.82,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777662839000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 59,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "EASY",
    "_answered_at": 1777662839000
  },
  {
    "id": 50542,
    "assignee_id": 4075,
    "assignment_question_id": 300702,
    "answer_type": "LATEX",
    "answer_latex": "3/4",
    "extracted_answer": "3/4",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for fractions and reached 3/4.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.65,
    "review_question_score": 1.0,
    "review_confidence": 0.62,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777662950000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 87,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "EASY",
    "_answered_at": 1777662950000
  },
  {
    "id": 50543,
    "assignee_id": 4075,
    "assignment_question_id": 300703,
    "answer_type": "LATEX",
    "answer_latex": "11/15",
    "extracted_answer": "11/15",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for fractions and reached 11/15.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.65,
    "review_question_score": 1.0,
    "review_confidence": 0.62,
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    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777663095000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 135,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777663095000
  },
  {
    "id": 50544,
    "assignee_id": 4075,
    "assignment_question_id": 300704,
    "answer_type": "LATEX",
    "answer_latex": "11/12",
    "extracted_answer": "11/12",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for fractions and reached 11/12.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.65,
    "review_question_score": 1.0,
    "review_confidence": 0.62,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777663240000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 129,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777663240000
  },
  {
    "id": 50545,
    "assignee_id": 4076,
    "assignment_question_id": 300701,
    "answer_type": "LATEX",
    "answer_latex": "5/6",
    "extracted_answer": "5/6",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
    "review_question_score": 1.0,
    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777664645000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 65,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "EASY",
    "_answered_at": 1777664645000
  },
  {
    "id": 50546,
    "assignee_id": 4076,
    "assignment_question_id": 300702,
    "answer_type": "LATEX",
    "answer_latex": "3/4",
    "extracted_answer": "3/4",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1777664692000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 42,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "EASY",
    "_answered_at": 1777664692000
  },
  {
    "id": 50547,
    "assignee_id": 4076,
    "assignment_question_id": 300703,
    "answer_type": "LATEX",
    "answer_latex": "11/15",
    "extracted_answer": "11/15",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for add and got the correct answer 11/15.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
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    "review_question_score": 1.0,
    "review_confidence": 0.82,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777664832000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 125,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777664832000
  },
  {
    "id": 50548,
    "assignee_id": 4076,
    "assignment_question_id": 300704,
    "answer_type": "LATEX",
    "answer_latex": "11/12",
    "extracted_answer": "11/12",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
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    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777664943000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 89,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777664943000
  },
  {
    "id": 50549,
    "assignee_id": 4077,
    "assignment_question_id": 300701,
    "answer_type": "LATEX",
    "answer_latex": "5/6?",
    "extracted_answer": "5/6?",
    "solve_mode": "solve_together",
    "working_steps": "I needed guided help on add, but I still ended with 5/6? instead of 5/6.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 5/6.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 5/6. The answer does not match the correct answer (5/6), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (5/6), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.28,
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    "review_confidence": 0.5,
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    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777660632000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 72,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "EASY",
    "_answered_at": 1777660632000
  },
  {
    "id": 50550,
    "assignee_id": 4077,
    "assignment_question_id": 300702,
    "answer_type": "LATEX",
    "answer_latex": "3/4?",
    "extracted_answer": "3/4?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 3/4.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 3/4. The answer does not match the correct answer (3/4), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (3/4), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.2,
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    "review_confidence": 0.72,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1777660697000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 47,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "EASY",
    "_answered_at": 1777660697000
  },
  {
    "id": 50551,
    "assignee_id": 4077,
    "assignment_question_id": 300703,
    "answer_type": "LATEX",
    "answer_latex": "11/15",
    "extracted_answer": "11/15",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
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    "review_confidence": 0.9,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1777660833000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 115,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777660833000
  },
  {
    "id": 50552,
    "assignee_id": 4077,
    "assignment_question_id": 300704,
    "answer_type": "LATEX",
    "answer_latex": "11/12?",
    "extracted_answer": "11/12?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 11/12.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 11/12. The answer does not match the correct answer (11/12), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (11/12), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
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    "review_confidence": 0.72,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1777660991000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 128,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777660991000
  },
  {
    "id": 50553,
    "assignee_id": 4078,
    "assignment_question_id": 300701,
    "answer_type": "LATEX",
    "answer_latex": "5/6",
    "extracted_answer": "5/6",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1777658528000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 68,
    "_is_correct": true,
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    "_question_difficulty": "EASY",
    "_answered_at": 1777658528000
  },
  {
    "id": 50554,
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    "assignment_question_id": 300702,
    "answer_type": "LATEX",
    "answer_latex": "3/4",
    "extracted_answer": "3/4",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for add and got the correct answer 3/4.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
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    "review_confidence": 0.82,
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    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777658622000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 65,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
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    "_question_difficulty": "EASY",
    "_answered_at": 1777658622000
  },
  {
    "id": 50555,
    "assignee_id": 4078,
    "assignment_question_id": 300703,
    "answer_type": "LATEX",
    "answer_latex": "11/15",
    "extracted_answer": "11/15",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1777658735000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 99,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777658735000
  },
  {
    "id": 50556,
    "assignee_id": 4078,
    "assignment_question_id": 300704,
    "answer_type": "LATEX",
    "answer_latex": "11/12",
    "extracted_answer": "11/12",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1777658882000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 117,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777658882000
  },
  {
    "id": 50557,
    "assignee_id": 4078,
    "assignment_question_id": 300705,
    "answer_type": "LATEX",
    "answer_latex": "1/2",
    "extracted_answer": "1/2",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1777659004000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 95,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Subtract",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777659004000
  },
  {
    "id": 50558,
    "assignee_id": 4078,
    "assignment_question_id": 300706,
    "answer_type": "LATEX",
    "answer_latex": "29/24?",
    "extracted_answer": "29/24?",
    "solve_mode": "solve_together",
    "working_steps": "I needed guided help on add, but I still ended with 29/24? instead of 29/24.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 29/24.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 29/24. The answer does not match the correct answer (29/24), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (29/24), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.28,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1777659174000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 151,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "HARD",
    "_answered_at": 1777659174000
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  {
    "id": 50559,
    "assignee_id": 4078,
    "assignment_question_id": 300707,
    "answer_type": "LATEX",
    "answer_latex": "3/8?",
    "extracted_answer": "3/8?",
    "solve_mode": "step_by_step",
    "working_steps": "I tried a step-by-step method for word problem, but I got 3/8?. My method did not lead to the expected answer 3/8.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 3/8.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 3/8. The answer does not match the correct answer (3/8), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (3/8), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
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    "is_active": true,
    "created_at": 1777659266000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 85,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777659266000
  },
  {
    "id": 50560,
    "assignee_id": 4079,
    "assignment_question_id": 300701,
    "answer_type": "LATEX",
    "answer_latex": "5/6",
    "extracted_answer": "5/6",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1777665032000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 92,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "EASY",
    "_answered_at": 1777665032000
  },
  {
    "id": 50561,
    "assignee_id": 4079,
    "assignment_question_id": 300702,
    "answer_type": "LATEX",
    "answer_latex": "3/4",
    "extracted_answer": "3/4",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
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    "is_active": true,
    "created_at": 1777665112000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 62,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "EASY",
    "_answered_at": 1777665112000
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  {
    "id": 50562,
    "assignee_id": 4079,
    "assignment_question_id": 300703,
    "answer_type": "LATEX",
    "answer_latex": "11/15?",
    "extracted_answer": "11/15?",
    "solve_mode": "handwritten",
    "working_steps": "I worked it out on paper for add, but my final answer was 11/15? instead of 11/15.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 11/15.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 11/15. The answer does not match the correct answer (11/15), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (11/15), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.32,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1777665249000,
    "_solve_mode": "handwritten",
    "_time_on_task_seconds": 128,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777665249000
  },
  {
    "id": 50563,
    "assignee_id": 4079,
    "assignment_question_id": 300704,
    "answer_type": "LATEX",
    "answer_latex": "11/12",
    "extracted_answer": "11/12",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1777665350000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 83,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777665350000
  },
  {
    "id": 50564,
    "assignee_id": 4079,
    "assignment_question_id": 300705,
    "answer_type": "LATEX",
    "answer_latex": "1/2?",
    "extracted_answer": "1/2?",
    "solve_mode": "step_by_step",
    "working_steps": "I tried a step-by-step method for subtract, but I got 1/2?. My method did not lead to the expected answer 1/2.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 1/2.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 1/2. The answer does not match the correct answer (1/2), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (1/2), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.4,
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    "review_confidence": 0.55,
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    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777665475000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 95,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
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    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777665475000
  },
  {
    "id": 50565,
    "assignee_id": 4080,
    "assignment_question_id": 300701,
    "answer_type": "LATEX",
    "answer_latex": "5/6?",
    "extracted_answer": "5/6?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 5/6.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 5/6. The answer does not match the correct answer (5/6), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (5/6), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
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    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777662526000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 46,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "EASY",
    "_answered_at": 1777662526000
  },
  {
    "id": 50566,
    "assignee_id": 4080,
    "assignment_question_id": 300702,
    "answer_type": "LATEX",
    "answer_latex": "3/4",
    "extracted_answer": "3/4",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
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    "is_active": true,
    "created_at": 1777662645000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 94,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
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    "_question_difficulty": "EASY",
    "_answered_at": 1777662645000
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  {
    "id": 50567,
    "assignee_id": 4080,
    "assignment_question_id": 300703,
    "answer_type": "LATEX",
    "answer_latex": "11/15",
    "extracted_answer": "11/15",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1777662770000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 117,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777662770000
  },
  {
    "id": 50568,
    "assignee_id": 4080,
    "assignment_question_id": 300704,
    "answer_type": "LATEX",
    "answer_latex": "11/12",
    "extracted_answer": "11/12",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
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    "review_understanding_score": 0.75,
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    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777662904000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 128,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777662904000
  },
  {
    "id": 50569,
    "assignee_id": 4080,
    "assignment_question_id": 300705,
    "answer_type": "LATEX",
    "answer_latex": "1/2",
    "extracted_answer": "1/2",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
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    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1777663035000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 121,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Subtract",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777663035000
  },
  {
    "id": 50570,
    "assignee_id": 4080,
    "assignment_question_id": 300706,
    "answer_type": "LATEX",
    "answer_latex": "29/24",
    "extracted_answer": "29/24",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for fractions and reached 29/24.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.65,
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    "review_confidence": 0.62,
    "review_tags": [],
    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1777663235000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 195,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "HARD",
    "_answered_at": 1777663235000
  },
  {
    "id": 50571,
    "assignee_id": 4080,
    "assignment_question_id": 300707,
    "answer_type": "LATEX",
    "answer_latex": "3/8",
    "extracted_answer": "3/8",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
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    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
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    "review_confidence": 0.9,
    "review_tags": [],
    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777663365000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 118,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777663365000
  },
  {
    "id": 50572,
    "assignee_id": 4081,
    "assignment_question_id": 300701,
    "answer_type": "LATEX",
    "answer_latex": "5/6?",
    "extracted_answer": "5/6?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 5/6.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 5/6. The answer does not match the correct answer (5/6), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (5/6), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1777659417000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 57,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "EASY",
    "_answered_at": 1777659417000
  },
  {
    "id": 50573,
    "assignee_id": 4081,
    "assignment_question_id": 300702,
    "answer_type": "LATEX",
    "answer_latex": "3/4",
    "extracted_answer": "3/4",
    "solve_mode": "solve_together",
    "working_steps": "I followed guided steps for fractions and reached 3/4.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer, but understanding evidence is lighter because the response is brief.",
    "review_needs_attention": true,
    "review_issue_reason": "Correct answer, but there is limited evidence that the method is secure.",
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.65,
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    "review_confidence": 0.62,
    "review_tags": [],
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    "is_active": true,
    "created_at": 1777659502000,
    "_solve_mode": "solve_together",
    "_time_on_task_seconds": 70,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "EASY",
    "_answered_at": 1777659502000
  },
  {
    "id": 50574,
    "assignee_id": 4081,
    "assignment_question_id": 300703,
    "answer_type": "LATEX",
    "answer_latex": "11/15",
    "extracted_answer": "11/15",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
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    "grading_status": "GRADED",
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    "created_at": 1777659639000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 115,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777659639000
  },
  {
    "id": 50575,
    "assignee_id": 4081,
    "assignment_question_id": 300704,
    "answer_type": "LATEX",
    "answer_latex": "11/12?",
    "extracted_answer": "11/12?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 11/12.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 11/12. The answer does not match the correct answer (11/12), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (11/12), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
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    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777659744000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 81,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777659744000
  },
  {
    "id": 50576,
    "assignee_id": 4081,
    "assignment_question_id": 300705,
    "answer_type": "LATEX",
    "answer_latex": "1/2",
    "extracted_answer": "1/2",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
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    "review_confidence": 0.9,
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    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777659896000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 130,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Subtract",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777659896000
  },
  {
    "id": 50577,
    "assignee_id": 4081,
    "assignment_question_id": 300706,
    "answer_type": "LATEX",
    "answer_latex": "29/24?",
    "extracted_answer": "29/24?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 29/24.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 29/24. The answer does not match the correct answer (29/24), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (29/24), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
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    "review_tags": [],
    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1777660065000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 156,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "HARD",
    "_answered_at": 1777660065000
  },
  {
    "id": 50578,
    "assignee_id": 4081,
    "assignment_question_id": 300707,
    "answer_type": "LATEX",
    "answer_latex": "3/8?",
    "extracted_answer": "3/8?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 3/8.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 3/8. The answer does not match the correct answer (3/8), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (3/8), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
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    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777660203000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 114,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777660203000
  },
  {
    "id": 50579,
    "assignee_id": 4081,
    "assignment_question_id": 300708,
    "answer_type": "LATEX",
    "answer_latex": "1/2",
    "extracted_answer": "1/2",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for multiply and got the correct answer 1/2.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.95,
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    "review_confidence": 0.82,
    "review_tags": [],
    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1777660322000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 105,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Multiply",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777660322000
  },
  {
    "id": 50580,
    "assignee_id": 4082,
    "assignment_question_id": 300701,
    "answer_type": "LATEX",
    "answer_latex": "5/6",
    "extracted_answer": "5/6",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
    "review_issue_reason": null,
    "review_correctness_score": 1.0,
    "review_understanding_score": 0.75,
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    "review_confidence": 0.9,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1777658926000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 46,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "EASY",
    "_answered_at": 1777658926000
  },
  {
    "id": 50581,
    "assignee_id": 4082,
    "assignment_question_id": 300702,
    "answer_type": "LATEX",
    "answer_latex": "3/4",
    "extracted_answer": "3/4",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1777659041000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 85,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "EASY",
    "_answered_at": 1777659041000
  },
  {
    "id": 50582,
    "assignee_id": 4082,
    "assignment_question_id": 300703,
    "answer_type": "LATEX",
    "answer_latex": "11/15?",
    "extracted_answer": "11/15?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 11/15.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 11/15. The answer does not match the correct answer (11/15), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (11/15), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
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    "created_at": 1777659121000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 75,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777659121000
  },
  {
    "id": 50583,
    "assignee_id": 4082,
    "assignment_question_id": 300704,
    "answer_type": "LATEX",
    "answer_latex": "11/12?",
    "extracted_answer": "11/12?",
    "solve_mode": "step_by_step",
    "working_steps": "I tried a step-by-step method for add, but I got 11/12?. My method did not lead to the expected answer 11/12.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 11/12.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 11/12. The answer does not match the correct answer (11/12), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (11/12), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
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    "is_active": true,
    "created_at": 1777659262000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 127,
    "_is_correct": false,
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    "_question_topic": "Fractions",
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    "_answered_at": 1777659262000
  },
  {
    "id": 50584,
    "assignee_id": 4082,
    "assignment_question_id": 300705,
    "answer_type": "LATEX",
    "answer_latex": "1/2",
    "extracted_answer": "1/2",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
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    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
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    "created_at": 1777659343000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 75,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Subtract",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777659343000
  },
  {
    "id": 50585,
    "assignee_id": 4082,
    "assignment_question_id": 300706,
    "answer_type": "LATEX",
    "answer_latex": "29/24",
    "extracted_answer": "29/24",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with secure understanding shown.",
    "review_needs_attention": false,
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    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1777659533000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 162,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Add",
    "_question_difficulty": "HARD",
    "_answered_at": 1777659533000
  },
  {
    "id": 50586,
    "assignee_id": 4082,
    "assignment_question_id": 300707,
    "answer_type": "LATEX",
    "answer_latex": "3/8",
    "extracted_answer": "3/8",
    "solve_mode": "step_by_step",
    "working_steps": "I used a step-by-step method for word problem and got the correct answer 3/8.",
    "graded_marks": 1,
    "marks_awarded": 1,
    "ai_reasoning": "Answer matches expected solution.",
    "is_correct": true,
    "ai_feedback": "Correct answer with clear method evidence.",
    "review_needs_attention": false,
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    "grading_status": "GRADED",
    "grading_attempts": 1,
    "is_active": true,
    "created_at": 1777659678000,
    "_solve_mode": "step_by_step",
    "_time_on_task_seconds": 118,
    "_is_correct": true,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Word problem",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777659678000
  },
  {
    "id": 50587,
    "assignee_id": 4082,
    "assignment_question_id": 300708,
    "answer_type": "LATEX",
    "answer_latex": "1/2?",
    "extracted_answer": "1/2?",
    "solve_mode": "just_answer",
    "working_steps": "I solved it mentally and wrote the final answer only.",
    "graded_marks": 0,
    "marks_awarded": 0,
    "ai_reasoning": "Incorrect; expected 1/2.",
    "is_correct": false,
    "ai_feedback": "Incorrect answer compared with the expected answer 1/2. The answer does not match the correct answer (1/2), showing an incomplete understanding of the method.",
    "review_needs_attention": true,
    "review_issue_reason": "The answer does not match the correct answer (1/2), showing an incomplete understanding of the method.",
    "review_correctness_score": 1.0,
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    "review_tags": [],
    "grading_status": "GRADED",
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    "is_active": true,
    "created_at": 1777659785000,
    "_solve_mode": "just_answer",
    "_time_on_task_seconds": 97,
    "_is_correct": false,
    "_misconception_tag": null,
    "_question_topic": "Fractions",
    "_question_sub_topic": "Multiply",
    "_question_difficulty": "MEDIUM",
    "_answered_at": 1777659785000
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]