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| Criterion |  Operations 8D Problem Solving |  Decision Making Delphi Method |  Facilitation Decision Jam |  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 knowledge is distributed and direct dominance should be avoided, groups quickly fall under the sway of their opinion leaders. The Delphi Method gathers assessments iteratively and gradually brings expert judgments closer together. | 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 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 | High | Low | Medium |
Timedifferent | 1-6 Wochen | 1-4 Wochen | 60-90 min | 1-4 h |
Participantsdifferent | 4-10 | 6-30 Experten | 4-10 | 3-8 |
Formatdifferent | Workshop + async | Async | Workshop | Workshop + async |
Outputdifferent | 8D Report, Containment Plan, Root Cause Evidence, Corrective Action Plan | Expert Forecast, Consensus Range, Assumption Notes | Problem Cluster, Prioritized Challenge, Experiment | Problem Statement, Cause Hypotheses, Confirmed Causes, Action Plan |
Tagsno overlap | QualityProblem solvingRoot cause | ForecastingExpertsDecisionStrategy | FacilitationDecisionProblem solvingWorkshop | Root causeProblem solvingQualityIncident |