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| Criterion | ![]() Decision Making Pre-Mortem | ![]() Operations Kepner-Tregoe | ![]() Operations Fishbone Diagram |
|---|---|---|---|
Purposedifferent | In early initiatives with many uncertainties, planning quickly turns too optimistic. A pre-mortem makes the expected failure visible in advance and sharpens the view of causes, gaps, and countermeasures. | For a disturbance that's hard to pin down, the method cleanly separates problem, cause, and decision. It reduces mixing when symptoms allow several interpretations. | When a problem has several possible contributing factors, the method sorts causes by cause areas. It prevents an initial hunch from blocking the view of other plausible drivers. |
Complexitydifferent | Low | High | Low |
Timedifferent | 20–45 min | 2-8 h | 30-60 min |
Participantsdifferent | Small cross-functional group | 2-8 | 2-8 |
Formatdifferent | Workshop | Workshop + async | Workshop |
Outputdifferent | Risk list, Mitigation plan, Assumption log | Problem Analysis, Decision Analysis, Risk Plan | Fishbone Diagram, Cause Categories, Investigation Backlog |
Tagsno overlap | RiskDecisionFailurePlanning | Problem solvingRoot causeDecisionOperations | Root causeQualityOperations |
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