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| Criterion |  Operations Root Cause Tree Analysis |  UX Research User Interviews |
|---|---|---|
Purposedifferent | For a problem with several suspected causes, the method builds a causal structure instead of a mere list. It makes visible how causes connect and where the strongest points of leverage lie. | When teams derive needs only from assumptions and real motives are missing, user interviews give direct access to behavior and meaning. Conversations from the target group's everyday life make patterns, tensions, and open questions solidly visible. |
Complexitydifferent | Medium | Low |
Timedifferent | 1-3 h | 30–60 min per interview |
Participantsdifferent | 2-8 | 1 participant per interview |
Formatdifferent | Workshop | Workshop + async |
Outputdifferent | Cause Tree, Evidence Notes, Countermeasures | Interview Notes, Themes, Insight Summary |
Tagsno overlap | Root causeTreeIncidentQuality | QualitativeResearchCustomerDiscovery |
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Methods with strong topical overlap with the current selection, not yet in the comparison.
