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| Criterion |  UX Research Diary Study |  Product Strategy RICE Scoring |  Decision Making Risk Matrix |  Decision Making Decision Matrix |
|---|---|---|---|---|
Purposedifferent | When experiences build up over days or weeks and a single session cannot capture them, Diary Study records the course of everyday life. Recurring triggers, moods, and habits become visible this way, beyond the sharpness of memory. | When many initiatives compete for the same resources, it brings reach, impact, confidence, and effort into one shared ranking. It makes prioritization economically connectable. | When a project faces many possible disruptions, it quickly becomes unclear which risks deserve attention first. It separates options, evaluation criteria, and open risks. The result is captured as a Risk Matrix and a Top Risk List. | When several options collide with several criteria, comparison quickly becomes subjective. A Decision Matrix makes the trade-off visible and brings weighting, criteria, and options into a shared logic. |
Complexitydifferent | Medium | Medium | Low | Medium |
Timedifferent | 1-4 Wochen | 60-90 min | 30-60 min | 45-90 min |
Participantsdifferent | 5-20 | 2-10 | 3-10 | 2-8 |
Formatdifferent | Async | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | Diary Entries, Longitudinal Patterns, Experience Timeline | RICE Scores, Ranked List, Assumption Log | Risk Matrix, Top Risk List | Decision Matrix, Scoring Rationale, Selected Option |
Tagsno overlap | UX researchTrackingBehavior | PrioritizationScoringRoadmapTradeoffs | RiskDecisionPrioritizationAssessment | DecisionCriteriaScoringTradeoffs |