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| Criterion |  Operations A3 Problem Solving |  Facilitation Nominal Group Technique |  Agile WSJF |  Facilitation 1-2-4-All |
|---|---|---|---|---|
Purposedifferent | For a complex deviation with several people involved, the method bundles problem, analysis, and decision onto one page. It creates a shared working space where causes, countermeasures, and follow-up fit together. | When loud voices could dominate a round, Nominal Group Technique protects individual thinking time from group effects. It collects ideas separately first and only then enables shared weighting. | When many tasks compete for the same capacity, it orders work by economic impact. It makes time lost, benefit, and effort comparable together. | When many people in a group too rarely get to speak, 1-2-4-All distributes thinking time more fairly. The format builds participation step by step and makes quiet or still-unformed thoughts usable faster. |
Complexitydifferent | Medium | Medium | High | Low |
Timedifferent | 45-90 min | 60-120 min | 45-90 min | 10-20 min |
Participantsdifferent | 2-5 | 5-12 | 3-10 | 4-100+ |
Formatdifferent | Workshop + async | Workshop | Workshop | Workshop |
Outputdifferent | A3 Report, Action Plan, Root Cause Analysis | Ranked Ideas, Clarified Options, Group Priority | Ranked Backlog, Cost-of-Delay Assumptions | Idea List, Shared Insights, Emergent Themes |
Tagsno overlap | LeanProblem solvingCoachingOperations | FacilitationPrioritizationVotingInclusion | LeanEconomicsSequencePrioritization | FacilitationInclusionIdeation |