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| Criterion |  UX Research Diary Study |  Decision Making PERT Estimation |  Engineering Kanban |  Agile NoEstimates |
|---|---|---|---|---|
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. | On complex initiatives, a plain average tends to understate just how uncertain the outcome really is. It separates options, evaluation criteria, and open risks. The result is captured as a PERT Estimate, Expected Value, and Risk Notes. | When work sits in too many parallel streams, throughput suffers and no one sees the bottlenecks. Kanban makes the flow of work visible and limits overload so a system becomes calmer and more predictable. | When estimating slows a team down more than it helps, it shifts the focus to flow, small slices, and real lead time. It sorts work by value, risk, and delivery ability. The result is captured as Throughput Data, Flow Forecast, and Slicing Rules. |
Complexitysame | Medium | Medium | Medium | Medium |
Timedifferent | 1-4 Wochen | 15-45 min | Ongoing | laufend |
Participantsdifferent | 5-20 | 1-8 | 2-12 | 2-12 |
Formatdifferent | Async | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | Diary Entries, Longitudinal Patterns, Experience Timeline | PERT Estimate, Expected Value, Risk Notes | Kanban board, WIP policies, Flow metrics | Throughput Data, Flow Forecast, Slicing Rules |
Tagsno overlap | UX researchTrackingBehavior | EstimationUncertaintyRisk | FlowVisual managementDelivery | EstimationForecastingFlow |