{
  "summary": {
    "metric": "math_all_proficiency",
    "varname": "val_prof_pct_mth_all",
    "tolerance_abs": 1.5,
    "n_sampled": 291,
    "external_checked": 290,
    "external_match": 181,
    "external_mismatch": 109,
    "external_unavailable": 1,
    "external_agreement_rate": 0.6241
  },
  "source": "tools.nycenet.edu snapshot (presentation fidelity; sampled)"
}