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Selected:PARA MethodHypothesis-Driven TroubleshootingFailure Mode and Effects AnalysisRoot Cause Analysis
| Criterion |  Knowledge Modeling PARA Method |  Engineering Hypothesis-Driven Troubleshooting |  Operations Failure Mode and Effects Analysis |  Operations Root Cause Analysis |
|---|---|---|---|---|
Purposedifferent | The PARA Method organizes knowledge into Projects, Areas, Resources, and Archives. It creates order when digital notes, files, and tasks no longer cleanly fit current work. | When systems fail unexpectedly, spontaneous attempts often produce more noise than insight. Hypothesis-driven Troubleshooting translates symptoms into testable assumptions and makes troubleshooting learnable. | For a process, product, or service with noticeable failure risks, the method assesses possible failure modes in advance. It directs attention to combinations of occurrence, effect, and detectability. | 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 | Medium | Medium | High | Medium |
Timedifferent | 1-3 h Setup, laufend | 30-240 min | 2-6 h | 1-4 h |
Participantsdifferent | 1 | 1-6 | 3-10 | 3-8 |
Formatdifferent | Async | Workshop + async | Workshop | Workshop + async |
Outputdifferent | PARA Structure, Project Notes, Knowledge Archive | Hypothesis Log, Test Plan, Evidence Notes, Diagnosis Summary | FMEA Table, Risk Priority, Mitigation Actions | Problem Statement, Cause Hypotheses, Confirmed Causes, Action Plan |
Tagsno overlap | KnowledgeProductivityOrganization | TroubleshootingProblem solvingDiagnosis | RiskQualityOperationsRoot cause | Root causeProblem solvingQualityIncident |