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| Criterion | ![]() Operations Fishbone Diagram | ![]() Operations Failure Mode and Effects Analysis | ![]() Facilitation Dot Estimation |
|---|---|---|---|
Purposedifferent | When a problem has several possible contributing factors, the method sorts causes by cause areas. It prevents an initial hunch from blocking the view of other plausible drivers. | For a process, product, or service with noticeable failure risks, the method assesses possible failure modes in advance. It directs attention to combinations of occurrence, effect, and detectability. | When size or effort can only be estimated roughly, Dot Estimation condenses the group's experience into a quick range. It turns individual contributions into a visible selection. The result is captured as an Effort Heatmap, Risk Signals, and Discussion Targets. |
Complexitydifferent | Low | High | Low |
Timedifferent | 30-60 min | 2-6 h | 5-20 min |
Participantsdifferent | 2-8 | 3-10 | 3-20 |
Formatsame | Workshop | Workshop | Workshop |
Outputdifferent | Fishbone Diagram, Cause Categories, Investigation Backlog | FMEA Table, Risk Priority, Mitigation Actions | Effort Heatmap, Risk Signals, Discussion Targets |
Tagsno overlap | Root causeQualityOperations | RiskQualityOperationsRoot cause | EstimationEffortRisk |
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