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| Criterion |  UX Research Surveys |  Decision Making Pre-Mortem |  Engineering Failure Scenario Analysis |  Product Discovery Assumption Mapping |
|---|---|---|---|---|
Purposedifferent | When a topic needs to be validated broadly and many people can answer the same question, surveys gather structured feedback in a scalable form. Answers become comparable and segmentable instead of remaining merely anecdotal. | In early initiatives with many uncertainties, planning quickly turns too optimistic. A pre-mortem makes the expected failure visible in advance and sharpens the view of causes, gaps, and countermeasures. | In critical processes, it is not enough to plan only for the normal case. Failure Scenario Analysis looks at the path into failure and shows which failures, chains, and control gaps cause the most damage. | When assumptions still sit unordered in the room, it weighs uncertainty against leverage. It makes visible which hypotheses should be checked first. |
Complexitydifferent | Medium | Low | Medium | Medium |
Timedifferent | 3-14 Tage | 20–45 min | 1-3 h | 45-60 min |
Participantsdifferent | 50+ | Small cross-functional group | 3-8 | 2-8 |
Formatdifferent | Async | Workshop | Workshop | Workshop + async |
Outputdifferent | Survey Results, Charts, Segment Insights | Risk list, Mitigation plan, Assumption log | Failure Scenarios, Risk Notes, Control Gaps, Test and Response Actions | Assumption map, Test backlog, Risk ranking |
Tagsno overlap | QuantitativeResearchValidation | RiskDecisionFailurePlanning | FailureResilienceRisk | AssumptionsRiskExperimentsValidation |