ONE CONTRACT PER MEASURE Metric name / purpose: Decision it informs: Unit of analysis: Eligible population / creation interval / snapshot: Numerator or aggregation: Observed denominator / coverage denominator: Duration units / inclusive threshold / maturity rule: Missing / invalid / zero / empty-denominator behavior: Segments and reconciliation checks: Interpretation limit: Complete for: four-hour response timeliness; 72-hour first-resolution guardrail; optional respondent satisfaction. Then explain: absolute percentage-point difference versus relative percent change; why rates need denominator weights.