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| Criterion |  Decision Making Delphi Method |  Operations 8D Problem Solving |  Systems Thinking VUCA Scan |
|---|---|---|---|
Purposedifferent | 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. | 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. | 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. |
Complexitydifferent | High | High | Low |
Timedifferent | 1-4 Wochen | 1-6 Wochen | 30-90 min |
Participantsdifferent | 6-30 Experten | 4-10 | 1-10 |
Formatdifferent | Async | Workshop + async | Workshop + async |
Outputdifferent | Expert Forecast, Consensus Range, Assumption Notes | 8D Report, Containment Plan, Root Cause Evidence, Corrective Action Plan | VUCA Map, Response Options, Signal and Learning Plan |
Tagsno overlap | ForecastingExpertsDecisionStrategy | QualityProblem solvingRoot cause | SensemakingUncertaintyComplexityStrategyForesight |
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