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| Criterion |  Operations 8D Problem Solving |  Facilitation Decision Jam |  UX Research Affinity Diagramming |  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 research notes, feedback, or observations sit unconnected side by side, affinity diagramming sorts the raw material into solid themes. Many individual points turn into patterns that make decisions and opportunities clearer. | 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 | Low | Medium |
Timedifferent | 1-6 Wochen | 60-90 min | 45–90 min | 1-4 h |
Participantsdifferent | 4-10 | 4-10 | 3-10 | 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 | Theme clusters, Insight statements, Opportunity areas | Problem Statement, Cause Hypotheses, Confirmed Causes, Action Plan |
Tagsno overlap | QualityProblem solvingRoot cause | FacilitationDecisionProblem solvingWorkshop | SynthesisQualitativeRoot cause | Root causeProblem solvingQualityIncident |