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| Criterion | ![]() Product Discovery Kano Model | ![]() Operations 8D Problem Solving | ![]() Operations Kepner-Tregoe |
|---|---|---|---|
Purposedifferent | When features need to be distinguished by their effect on satisfaction, it makes expectations and surprises comparable. It separates basic needs, performance contribution, and delight. | 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. | For a disturbance that's hard to pin down, the method cleanly separates problem, cause, and decision. It reduces mixing when symptoms allow several interpretations. |
Complexitydifferent | Medium | High | High |
Timedifferent | 1-2 Tage | 1-6 Wochen | 2-8 h |
Participantsdifferent | 10-50 | 4-10 | 2-8 |
Formatsame | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | Kano Matrix, Feature Classes, Priority Themes | 8D Report, Containment Plan, Root Cause Evidence, Corrective Action Plan | Problem Analysis, Decision Analysis, Risk Plan |
Tagsno overlap | SatisfactionPrioritizationCustomer | QualityProblem solvingRoot cause | Problem solvingRoot causeDecisionOperations |
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