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| Criterion |  Operations 8D Problem Solving |  Facilitation Decision Jam |  Facilitation Nominal Group Technique |  Operations Root Cause Analysis |
|---|---|---|---|---|
Purposedifferent | For an acute quality or delivery problem, the method structures immediate protection and root cause work together. It keeps the situation stable while the actual cause is investigated cleanly. | When a decision is stuck, Decision Jam loosens the knot through structured separation of problem, idea, and selection. The format creates movement without jumping prematurely at the first seemingly elegant answer. | When loud voices could dominate a round, Nominal Group Technique protects individual thinking time from group effects. It collects ideas separately first and only then enables shared weighting. | 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. |
Complexitydifferent | High | Low | Medium | Medium |
Timedifferent | 1-6 Wochen | 60-90 min | 60-120 min | 1-4 h |
Participantsdifferent | 4-10 | 4-10 | 5-12 | 3-8 |
Formatdifferent | Workshop + async | Workshop | Workshop | Workshop + async |
Outputdifferent | 8D Report, Containment Plan, Root Cause Evidence, Corrective Action Plan | Problem Cluster, Prioritized Challenge, Experiment | Ranked Ideas, Clarified Options, Group Priority | Problem Statement, Cause Hypotheses, Confirmed Causes, Action Plan |
Tagsno overlap | QualityProblem solvingRoot cause | FacilitationDecisionProblem solvingWorkshop | FacilitationPrioritizationVotingInclusion | Root causeProblem solvingQualityIncident |