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| Criterion |  Operations 8D Problem Solving |  UX Research Surveys |
|---|---|---|
Purposedifferent | 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. | When a topic needs to be validated broadly and many people can answer the same question, surveys gather structured feedback in a scalable form. Answers become comparable and segmentable instead of remaining merely anecdotal. |
Complexitydifferent | High | Medium |
Timedifferent | 1-6 Wochen | 3-14 Tage |
Participantsdifferent | 4-10 | 50+ |
Formatdifferent | Workshop + async | Async |
Outputdifferent | 8D Report, Containment Plan, Root Cause Evidence, Corrective Action Plan | Survey Results, Charts, Segment Insights |
Tagsno overlap | QualityProblem solvingRoot cause | QuantitativeResearchValidation |
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Methods with strong topical overlap with the current selection, not yet in the comparison.
