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| Criterion |  Operations A3 Problem Solving |  Growth Growth Experiment |  Growth A/B Testing |  Operations After-Action Review |
|---|---|---|---|---|
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. | When growth ideas surface quickly, the temptation to build immediately instead of learning is high. A Growth Experiment frames an assumption so target group, lever, and measurement are clear before the first deployment. | 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. | After missions or project phases with unclear outcomes, the method makes visible what actually happened and what can be learned from it. It separates course, effect, and causes so experience turns into solid improvement. |
Complexitydifferent | Medium | Medium | High | Low |
Timedifferent | 45-90 min | 1-2 Wochen | 1-4 Wochen | 20-45 min |
Participantsdifferent | 2-5 | 1-6 | 1-6 | 3-12 |
Formatdifferent | Workshop + async | Workshop + async | Async | Workshop + async |
Outputdifferent | A3 Report, Action Plan, Root Cause Analysis | Experiment card, Result summary, Next bet | Experiment results, Decision log, Learning summary | Lessons learned, Action items, Event summary |
Tagsno overlap | LeanProblem solvingCoachingOperations | MarketingGrowthExperimentsLearning | ExperimentsGrowthAnalyticsValidation | LearningOperationsImprovement |