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| Criterion |  Operations A3 Problem Solving |  Operations Change Analysis |  Facilitation Decision Jam |  Facilitation 3-Circle Venn Diagram |
|---|---|---|---|---|
Purposedifferent | For a complex deviation with several people involved, the method bundles problem, analysis, and decision onto one page. It creates a shared working space where causes, countermeasures, and follow-up fit together. | For a deviation after a change, the method isolates the influence of the altered condition. It narrows down which differences are relevant and which are just accompanying noise. | 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 three perspectives matter at the same time, a Three-Circle Venn Diagram shows the overlaps and remainders precisely. It makes visible where shared effect arises and where only a partial perspective applies. |
Complexitydifferent | Medium | Medium | Low | Low |
Timedifferent | 45-90 min | 45-120 min | 60-90 min | 15-45 min |
Participantsdifferent | 2-5 | 2-6 | 4-10 | 2-8 |
Formatdifferent | Workshop + async | Workshop + async | Workshop | Workshop + async |
Outputdifferent | A3 Report, Action Plan, Root Cause Analysis | Change Matrix, Cause Hypotheses, Validation Questions, Action List | Problem Cluster, Prioritized Challenge, Experiment | Venn Diagram, Overlap Notes, Differentiators |
Tagsno overlap | LeanProblem solvingCoachingOperations | ChangeRoot causeTroubleshootingComparison | FacilitationDecisionProblem solvingWorkshop | ComparisonFacilitationAlignment |