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| Criterion |  Operations ALPEN Method |  Operations Failure Mode and Effects Analysis |  Systems Thinking Iceberg Model |  Operations 8D Problem Solving |
|---|---|---|---|---|
Purposedifferent | 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. | For a process, product, or service with noticeable failure risks, the method assesses possible failure modes in advance. It directs attention to combinations of occurrence, effect, and detectability. | The Iceberg Model separates visible events from patterns, structures, and mental models. This turns a single observation into a deeper understanding of why a problem keeps recurring. | For an acute quality or delivery problem, the method structures immediate protection and root cause work together. It keeps the situation stable while the actual cause is investigated cleanly. |
Complexitydifferent | Low | High | Low | High |
Timedifferent | 10-20 min daily | 2-6 h | 30-60 min | 1-6 Wochen |
Participantsdifferent | 1 | 3-10 | 2-10 | 4-10 |
Formatdifferent | Async | Workshop | Workshop + async | Workshop + async |
Outputdifferent | Daily Plan, Time Estimates, Review Notes | FMEA Table, Risk Priority, Mitigation Actions | Iceberg Worksheet, Pattern Notes, Intervention Ideas | 8D Report, Containment Plan, Root Cause Evidence, Corrective Action Plan |
Tagsno overlap | PlanningTime managementProductivityOperations | RiskQualityOperationsRoot cause | Systems thinkingRoot causePatterns | QualityProblem solvingRoot cause |