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| Criterion |  Operations Root Cause Analysis |  Operations Family Tree Analysis |
|---|---|---|
Purposedifferent | When a problem keeps recurring and the cause stays unclear, the method exposes the underlying mechanism. It separates symptom, guess, and robust explanation from one another. | For a series of incidents with a similar pattern, the method arranges individual events as branches of a common origin. It makes visible which conditions keep recurring. |
Complexitysame | Medium | Medium |
Timedifferent | 1-4 h | 2-4 h |
Participantsdifferent | 3-8 | 2-6 |
Formatsame | Workshop + async | Workshop + async |
Outputdifferent | Problem Statement, Cause Hypotheses, Confirmed Causes, Action Plan | Family Tree Diagram, Pattern Notes, Systemic Measures |
Tags2 shared | Root causeProblem solvingQualityIncident | Root causePatternsIncidentSystemic |
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