data/ednet/summary.json

{
  "dataset": "EdNet (Riiid/Santa)",
  "source": "https://huggingface.co/datasets/mgor/EDNet",
  "subject": "TOEIC English test prep (Korean students)",
  "sample_size": 500000,
  "total_questions": 13169,
  "total_full_dataset": "131M interactions, 784K students",
  "columns_kt1": [
    "timestamp",
    "solving_id",
    "question_id",
    "user_answer",
    "elapsed_time",
    "subject_id",
    "correct_answer",
    "is_correct"
  ],
  "columns_questions": [
    "question_id",
    "bundle_id",
    "explanation_id",
    "correct_answer",
    "part",
    "tags",
    "deployed_at"
  ],
  "has_selected_answer": true,
  "has_question_text": false,
  "has_demographics": false
}