{
  "lesson_id": "PLN-012",
  "synthetic_only": true,
  "threshold_scope": "fixture_only_not_universal",
  "cases": [
    {
      "case_id": "baseline_fit",
      "provenance_complete": true,
      "data_complete": true,
      "baseline_version": "v1",
      "observed_version": "v1",
      "membership_rule_changed_midwindow": false,
      "windows_rebaselined": true,
      "window_compatible": true,
      "sample_size": 420,
      "min_sample": 200,
      "composition_delta": 0.05,
      "behavior_delta": 0.04,
      "confounder": "NONE"
    },
    {
      "case_id": "confirmed_drift",
      "provenance_complete": true,
      "data_complete": true,
      "baseline_version": "v1",
      "observed_version": "v1",
      "membership_rule_changed_midwindow": false,
      "windows_rebaselined": true,
      "window_compatible": true,
      "sample_size": 510,
      "min_sample": 200,
      "composition_delta": 0.27,
      "behavior_delta": 0.22,
      "confounder": "NONE"
    },
    {
      "case_id": "composition_only",
      "provenance_complete": true,
      "data_complete": true,
      "baseline_version": "v1",
      "observed_version": "v1",
      "membership_rule_changed_midwindow": false,
      "windows_rebaselined": true,
      "window_compatible": true,
      "sample_size": 390,
      "min_sample": 200,
      "composition_delta": 0.26,
      "behavior_delta": 0.05,
      "confounder": "NONE"
    },
    {
      "case_id": "behavior_only",
      "provenance_complete": true,
      "data_complete": true,
      "baseline_version": "v1",
      "observed_version": "v1",
      "membership_rule_changed_midwindow": false,
      "windows_rebaselined": true,
      "window_compatible": true,
      "sample_size": 410,
      "min_sample": 200,
      "composition_delta": 0.06,
      "behavior_delta": 0.21,
      "confounder": "NONE"
    },
    {
      "case_id": "midwindow_rule_change_unversioned",
      "provenance_complete": true,
      "data_complete": true,
      "baseline_version": "v1",
      "observed_version": "v1",
      "membership_rule_changed_midwindow": true,
      "windows_rebaselined": false,
      "window_compatible": false,
      "sample_size": 460,
      "min_sample": 200,
      "composition_delta": 0.31,
      "behavior_delta": 0.24,
      "confounder": "NONE"
    },
    {
      "case_id": "half_sample_same_delta",
      "provenance_complete": true,
      "data_complete": true,
      "baseline_version": "v1",
      "observed_version": "v1",
      "membership_rule_changed_midwindow": false,
      "windows_rebaselined": true,
      "window_compatible": true,
      "sample_size": 100,
      "min_sample": 200,
      "composition_delta": 0.28,
      "behavior_delta": 0.22,
      "confounder": "NONE"
    },
    {
      "case_id": "campaign_spike",
      "provenance_complete": true,
      "data_complete": true,
      "baseline_version": "v1",
      "observed_version": "v1",
      "membership_rule_changed_midwindow": false,
      "windows_rebaselined": true,
      "window_compatible": true,
      "sample_size": 520,
      "min_sample": 200,
      "composition_delta": 0.3,
      "behavior_delta": 0.19,
      "confounder": "ACTIVE_CAMPAIGN"
    },
    {
      "case_id": "transfer_static_to_dynamic_versioned",
      "provenance_complete": true,
      "data_complete": true,
      "baseline_version": "v2",
      "observed_version": "v2",
      "membership_rule_changed_midwindow": false,
      "windows_rebaselined": true,
      "window_compatible": true,
      "sample_size": 330,
      "min_sample": 200,
      "composition_delta": 0.07,
      "behavior_delta": 0.06,
      "confounder": "NONE"
    }
  ]
}