{
  "schemaVersion": 1,
  "title": "MOSAIC-48 pilot results: first 88 completed sessions",
  "publishedAt": "2026-08-31",
  "generatedAt": "2026-08-31T09:41:01.633Z",
  "observationPeriod": {
    "start": "2026-07-28",
    "end": "2026-08-24"
  },
  "sample": {
    "unit": "completed anonymous test session",
    "totalSessions": 88,
    "miniSessions": 78,
    "formalSessions": 10,
    "observedTestLocales": 7
  },
  "descriptiveResults": {
    "meanSessionAccuracyPercent": 80.8,
    "formalSessionsScored": 10,
    "meanFormalInternalScore": 112,
    "medianFormalInternalScore": 113,
    "formalSessionsPassingCurrentReliabilityCheck": 6
  },
  "responseTimeAnalysis": {
    "collectedItemResponses": 1132,
    "retainedItemResponses": 1079,
    "retainedPercent": 95.3,
    "exclusions": {
      "compromisedTiming": 7,
      "rapidGuess": 25,
      "statisticalOutlier": 21
    },
    "rapidGuessRule": "Current item-specific NT10 threshold: 10% of expected time, bounded from 1.5 to 10 seconds.",
    "outlierRule": "Tukey 1.5×IQR fence on log response time within combined mini/formal locale-by-part groups; groups smaller than 8 received no statistical-outlier decision."
  },
  "privacy": "Only aggregate results are public. Session records remain private and are not linked to names or accounts.",
  "interpretation": "This snapshot describes early use of the current MOSAIC-48 forms. Formal scores use the service’s provisional internal reference, not a population norm. A later representative study will evaluate norms and validity.",
  "pagePath": "/en/research/pilot-data",
  "downloadPath": "/research/pilot-data.json"
}