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| Criterion |  Operations Causal Factor Analysis |  Product Discovery Smoke Test |  Operations Barrier Analysis |  Growth A/B Testing |
|---|---|---|---|---|
Purposedifferent | For an event with a complicated course, the method breaks down the contributing factors along the timeline. It shows how conditions, decisions, and reactions together produce a course of events. | When demand only needs to be roughly verified, it tests interest with minimal effort. It measures whether people would take a next step at all. | For a risk that can only be managed through multiple layers of protection, the method examines the effectiveness of each barrier. It shows where safeguards are missing, too weak, or fail under real conditions. | When two variants compete, discussions quickly decide by taste rather than effect. A/B Testing checks behavior under controlled conditions and separates real improvement from chance or expectation effects. |
Complexitydifferent | High | Low | Medium | High |
Timedifferent | 2-6 h | 1-5 Tage | 2-4 h | 1-4 Wochen |
Participantsdifferent | 3-10 | Nutzertraffic | 2-6 | 1-6 |
Formatdifferent | Workshop + async | Async | Workshop + async | Async |
Outputdifferent | Event Timeline, Causal Factor Chart, Cause List, Corrective Actions | Interest Metrics, Conversion Signal, Learning Note | Barrier Inventory, Failure Analysis per Barrier, Action Backlog | Experiment results, Decision log, Learning summary |
Tagsno overlap | CausalityIncidentRoot causeTimeline | ValidationExperimentsDemandGrowth | Root causeSafetyIncident | ExperimentsGrowthAnalyticsValidation |