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| Criterion |  Innovation Lean Startup |  DevOps Incident Timeline Analysis |  Operations A3 Problem Solving |  Operations Causal Factor Analysis |
|---|---|---|---|---|
Purposedifferent | 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 an incident with an unclear sequence, the method makes the timeline precisely visible. It separates perception, reaction, and delay so cause and effect become more clearly readable. | 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. | 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. |
Complexitydifferent | Medium | Medium | Medium | High |
Timedifferent | Wochen bis Monate je Lernzyklus | 60-180 min | 45-90 min | 2-6 h |
Participantsdifferent | 2-8 | 3-10 | 2-5 | 3-10 |
Formatsame | Workshop + async | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | Hypothesis list, MVPs, Learning reports, Pivot or persevere decision | Incident Timeline, Evidence Log, Delay Analysis, Improvement Actions | A3 Report, Action Plan, Root Cause Analysis | Event Timeline, Causal Factor Chart, Cause List, Corrective Actions |
Tagsno overlap | LeanStartupValidationMVP | IncidentTimelineSite Reliability Engineering | LeanProblem solvingCoachingOperations | CausalityIncidentRoot causeTimeline |