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| Criterion |  Growth A/B Testing |  Innovation Design Thinking |  Architecture LASR (Lightweight Approach for Software Reviews) |  Innovation Design Sprint |
|---|---|---|---|---|
Purposedifferent | 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. | For complex user problems with an uncertain cause, the method connects observation, interpretation, and experiment into a learning cycle. It keeps the focus on real needs and avoids premature solution language. This produces robust decisions for product and service. | LASR helps development teams identify where their software falls short of important quality goals and which improvements to consider. A small group with existing system knowledge can make an initial assessment and investigate open questions in more detail. | When the product question is unclear and time pressure is high, the method takes a team from an open idea to a testable solution. It connects problem understanding, decision, and learning in one compact format, lowering the risk of spending a lot of energy on a mere guess. |
Complexitydifferent | High | High | Medium | High |
Timedifferent | 1-4 Wochen | 1 Tag bis mehrere Wochen | 3–4 h for initial assessment; preparation and deeper analysis additional | 4-5 Tage |
Participantsdifferent | 1-6 | 4-10 | 1 or a small team; particularly suitable for 3–4 people | 5-8 |
Formatdifferent | Async | Workshop | Workshop + async | Workshop |
Outputdifferent | Experiment results, Decision log, Learning summary | Problem Statement, Prototype, Test Learnings | Lean Mission Statement describing the software’s purpose, Prioritized quality goals and evaluation criteria, Risks and estimated gaps against quality goals, More closely examined findings and open checks | Prototype, Test Findings, Decision Rationale |
Tagsno overlap | ExperimentsGrowthAnalyticsValidation | InnovationPrototypeResearch | ArchitectureQualityRiskAssessmentLean | Design sprintPrototypeValidationInnovation |