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| Criterion |  Decision Making Constraint Analysis |  Engineering Hypothesis-Driven Troubleshooting |  Operations A3 Problem Solving |  Operations ALPEN Method |
|---|---|---|---|---|
Purposedifferent | When an initiative stalls, the limit often lies not in the idea but in hard or soft boundary conditions. Constraint Analysis separates these limits and shows which of them can actually be shaped. | When systems fail unexpectedly, spontaneous attempts often produce more noise than insight. Hypothesis-driven Troubleshooting translates symptoms into testable assumptions and makes troubleshooting learnable. | 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. | With an overloaded day full of too many tasks, a realistic picture of the day emerges. The method connects estimating, deciding, and buffer thinking so planning fits available energy and time. |
Complexitydifferent | Low | Medium | Medium | Low |
Timedifferent | 30-90 min | 30-240 min | 45-90 min | 10-20 min daily |
Participantsdifferent | 2-8 | 1-6 | 2-5 | 1 |
Formatdifferent | Workshop + async | Workshop + async | Workshop + async | Async |
Outputdifferent | Constraint List, Hard/Soft Classification, Option Impact Notes, Decision Boundaries | Hypothesis Log, Test Plan, Evidence Notes, Diagnosis Summary | A3 Report, Action Plan, Root Cause Analysis | Daily Plan, Time Estimates, Review Notes |
Tagsno overlap | ConstraintsDecisionPlanningOptions | TroubleshootingProblem solvingDiagnosis | LeanProblem solvingCoachingOperations | PlanningTime managementProductivityOperations |