{
  "data_status": "entirely fictional demonstration; no real respondents or client outcomes",
  "raw_records": 13,
  "exact_duplicate_records_removed": 1,
  "retained_records": 12,
  "records_passing_all_demo_checks": 6,
  "records_requiring_review": 6,
  "review_flags_by_type": {
    "age_years_out_of_range": 2,
    "missing_record_id": 1,
    "missing_study_hours_week": 1,
    "study_hours_week_out_of_range": 1,
    "unrecognised_delivery_mode": 1
  },
  "category_values_normalised": {
    "attended_session": 8,
    "delivery_mode": 10
  },
  "passing_records_summary": {
    "denominator": 6,
    "delivery_mode_counts": {
      "in_person": 2,
      "online": 4
    },
    "attended_session_counts": {
      "no": 2,
      "yes": 4
    },
    "mean_study_hours_week": 6.17
  }
}