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| Criterion |  Decision Making Argument Mapping |  Engineering Fault Isolation |  Operations 8D Problem Solving |  Engineering Hypothesis-Driven Troubleshooting |
|---|---|---|---|---|
Purposedifferent | When statements, evidence, and counterarguments get mixed up, a debate quickly loses its structure. Argument Mapping breaks a thesis down into its reasoning and makes visible what it really rests on. | In technical failures, the visible symptom often gets mixed up with the actual cause. Fault Isolation narrows the fault space and progressively reduces which part of the system is truly affected. | 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 systems fail unexpectedly, spontaneous attempts often produce more noise than insight. Hypothesis-driven Troubleshooting translates symptoms into testable assumptions and makes troubleshooting learnable. |
Complexitydifferent | Medium | Medium | High | Medium |
Timedifferent | 1-3 h | 30-180 min | 1-6 Wochen | 30-240 min |
Participantsdifferent | 1-8 | 1-6 | 4-10 | 1-6 |
Formatsame | Workshop + async | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | Argument Map, Evidence Gaps, Decision Rationale | Fault Isolation Map, Test Log, Excluded Hypotheses, Narrowed Fault Area | 8D Report, Containment Plan, Root Cause Evidence, Corrective Action Plan | Hypothesis Log, Test Plan, Evidence Notes, Diagnosis Summary |
Tagsno overlap | SensemakingDecisionRationale | TroubleshootingDiagnosisEngineering | QualityProblem solvingRoot cause | TroubleshootingProblem solvingDiagnosis |