{
  "caseId": "elapsed-distribution-example",
  "nature": "fictional-teaching-example",
  "periods": {
    "earlier": "2026-09-07 to 2026-09-13",
    "later": "2026-09-14 to 2026-09-20"
  },
  "start": "request received",
  "end": "request resolved",
  "unit": "elapsed minutes",
  "population": "10 completed requests in each period; exercise contains no open or excluded requests",
  "paired": false,
  "lateRule": ">20 minutes, preset exercise threshold",
  "earlier": [
    8,
    8,
    8,
    8,
    8,
    8,
    8,
    8,
    8,
    28
  ],
  "later": [
    4,
    4,
    4,
    4,
    4,
    4,
    4,
    4,
    26,
    26
  ]
}