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Selected:Hypothesis-Driven TroubleshootingA/B TestingArchitecture Communication CanvasARID (Active Reviews for Intermediate Designs)
| Criterion |  Engineering Hypothesis-Driven Troubleshooting |  Growth A/B Testing |  Architecture Architecture Communication Canvas |  Architecture ARID (Active Reviews for Intermediate Designs) |
|---|---|---|---|---|
Purposedifferent | When systems fail unexpectedly, spontaneous attempts often produce more noise than insight. Hypothesis-driven Troubleshooting translates symptoms into testable assumptions and makes troubleshooting learnable. | 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. | The Architecture Communication Canvas plans architecture communication so the right people receive the right message. The method turns technical complexity into deliberate communication design. | ARID examines how well developers can work with a technical design. It focuses on a part of the system that can still be revised, between the architecture overview and the detailed specification. |
Complexitydifferent | Medium | High | Medium | Medium |
Timedifferent | 30-240 min | 1-4 Wochen | 60-120 min | 2–4 h review as a planning range; preparation and evaluation additional |
Participantsdifferent | 1-6 | 1-6 | 2-8 | Designers, developers as users, and facilitation |
Formatdifferent | Workshop + async | Async | Workshop + async | Workshop + async |
Outputdifferent | Hypothesis Log, Test Plan, Evidence Notes, Diagnosis Summary | Experiment results, Decision log, Learning summary | Communication Canvas, Stakeholder Messages, Architecture Communication Plan | Prioritized development tasks, Jointly produced code or pseudocode, Observed difficulties and open design questions, Proposed design revisions |
Tagsno overlap | TroubleshootingProblem solvingDiagnosis | ExperimentsGrowthAnalyticsValidation | ArchitectureCommunicationStakeholdersCanvas | ArchitectureEngineeringFeedbackValidationTasks |