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| Criterion |  Decision Making Delphi Method |  Decision Making RAPID |  Operations Root Cause Analysis |  Decision Making DACI |
|---|---|---|---|---|
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. | In complex management decisions, clarity is often missing about who recommends, who agrees, and who makes the decision. RAPID creates this assignment and stabilizes decisions across several levels. | 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. | In cross-functional decisions, responsibilities quickly blur between approval, influence, and execution. DACI arranges these roles so decision pressure, contribution, and information stay cleanly separated. |
Complexitydifferent | High | Medium | Medium | Low |
Timedifferent | 1-4 Wochen | 45-90 min | 1-4 h | 30-60 min |
Participantsdifferent | 6-30 Experten | 3-12 | 3-8 | 2-10 |
Formatdifferent | Async | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | Expert Forecast, Consensus Range, Assumption Notes | RAPID Role Map, Recommendation, Decision Log | Problem Statement, Cause Hypotheses, Confirmed Causes, Action Plan | DACI Matrix, Decision Owner, Decision Log |
Tagsno overlap | ForecastingExpertsDecisionStrategy | DecisionRolesGovernance | Root causeProblem solvingQualityIncident | DecisionRolesGovernanceAlignment |