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| Criterion |  Operations A3 Problem Solving |  Systems Thinking Soft Systems Methodology |  Systems Thinking VUCA Scan |  Operations 5 Whys |
|---|---|---|---|---|
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. | Soft Systems Methodology helps explore unclear or politically charged problems systematically. Instead of forcing a quick answer, the method builds a shared understanding of perspectives and room for action. | The VUCA Scan helps read difficult situations more precisely. Instead of treating unclarity as generally complicated, the method separates fast change, missing knowledge, systemic entanglement, and ambiguous interpretation. | For a single, hard-to-explain deviation, the method exposes the causal chain behind the visible symptom. It keeps the cause open until a controllable condition emerges instead of a mere description. |
Complexitydifferent | Medium | High | Low | Low |
Timedifferent | 45-90 min | 0.5-3 Tage | 30-90 min | 15-30 min |
Participantsdifferent | 2-5 | 5-15 | 1-10 | 2-6 |
Formatdifferent | Workshop + async | Workshop | Workshop + async | Workshop |
Outputdifferent | A3 Report, Action Plan, Root Cause Analysis | Rich Picture, Root Definitions, Conceptual Models, Change Agenda | VUCA Map, Response Options, Signal and Learning Plan | Root cause notes, Countermeasures |
Tagsno overlap | LeanProblem solvingCoachingOperations | Soft systemsComplexitySensemakingSystems thinking | SensemakingUncertaintyComplexityStrategyForesight | Root causeIncidentLeanProblem solving |