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| Criterion |  Product Discovery Landing Page Test |  Innovation Lean Startup |  Operations 5 Whys |
|---|---|---|---|
Purposedifferent | When a value proposition first needs to be checked for resonance, it condenses the idea onto a focused entry page. It shows whether language and offering carry interest. | For uncertain business assumptions, the method forces the idea into contact with real market reactions early. It separates wishful picture, assumption, and observable behavior, so that learning becomes faster than planning. This translates uncertainty into measurable insight. | For a single, hard-to-explain deviation, the method exposes the causal chain behind the visible symptom. It keeps the cause open until a controllable condition emerges instead of a mere description. |
Complexitydifferent | Medium | Medium | Low |
Timedifferent | 1-5 Tage | Wochen bis Monate je Lernzyklus | 15-30 min |
Participantsdifferent | Nutzertraffic | 2-8 | 2-6 |
Formatdifferent | Async | Workshop + async | Workshop |
Outputdifferent | Landing Page, Conversion Data, Learning Summary | Hypothesis list, MVPs, Learning reports, Pivot or persevere decision | Root cause notes, Countermeasures |
Tagsno overlap | ValidationConversionMarketing | LeanStartupValidationMVP | Root causeIncidentLeanProblem solving |
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