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| Criterion |  Delivery MoSCoW |  Operations 5 Whys |  Operations Root Cause Tree Analysis |  Operations Kepner-Tregoe |
|---|---|---|---|---|
Purposedifferent | When a release carries too many demands and priorities are only ever negotiated, MoSCoW creates clear boundaries for the next cut. Must, Should, Could, and Won't make commitment, room for maneuver, and trade-off logic visible to everyone involved. | For a single, hard-to-explain deviation, the method exposes the causal chain behind the visible symptom. It keeps the cause open until a controllable condition emerges instead of a mere description. | For a problem with several suspected causes, the method builds a causal structure instead of a mere list. It makes visible how causes connect and where the strongest points of leverage lie. | 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. |
Complexitydifferent | Low | Low | Medium | High |
Timedifferent | 30-90 min | 15-30 min | 1-3 h | 2-8 h |
Participantsdifferent | 3-12 | 2-6 | 2-8 | 2-8 |
Formatdifferent | Workshop + async | Workshop | Workshop | Workshop + async |
Outputdifferent | Prioritized Backlog, Release Scope, Tradeoff Notes | Root cause notes, Countermeasures | Cause Tree, Evidence Notes, Countermeasures | Problem Analysis, Decision Analysis, Risk Plan |
Tagsno overlap | PrioritizationScopeDecision | Root causeIncidentLeanProblem solving | Root causeTreeIncidentQuality | Problem solvingRoot causeDecisionOperations |