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Selected:ABC AnalysisAffinity DiagrammingATAM (Architecture Tradeoff Analysis Method)Pareto Analysis
| Criterion |  Operations ABC Analysis |  UX Research Affinity Diagramming |  Architecture ATAM (Architecture Tradeoff Analysis Method) |  Decision Making Pareto Analysis |
|---|---|---|---|---|
Purposedifferent | With many similar objects of differing economic significance, the method prioritizes effort by effect. It separates what needs regular steering from what rarely needs attention. | When research notes, feedback, or observations sit unconnected side by side, affinity diagramming sorts the raw material into solid themes. Many individual points turn into patterns that make decisions and opportunities clearer. | ATAM helps teams weigh architecture decisions when quality goals compete. The team considers business goals, stakeholder expectations, and technical decisions together. The evaluation shows which risks need further investigation. | In many problem situations, effect is distributed unequally across many causes. A Pareto Analysis separates the few drivers with high leverage from the long remainder and focuses attention on what measurably moves the needle. |
Complexitydifferent | Low | Low | High | Low |
Timedifferent | 30-60 min | 45–90 min | Several meetings plus preparation and analysis; total effort depends on scope | 30-60 min |
Participantsdifferent | 1-5 | 3-10 | Evaluation team, architects, and relevant stakeholders | 1-6 |
Formatdifferent | Async | Workshop | Workshop + async | Workshop + async |
Outputdifferent | ABC Classification, Focus Rules, Control List | Theme clusters, Insight statements, Opportunity areas | Prioritized quality scenarios in a utility tree, Architecture risks with reasoning and assumptions, Sensitivity and trade-off points, Findings report with open investigations | Pareto Chart, Top Causes, Focus List |
Tagsno overlap | PrioritizationOperationsPortfolio | SynthesisQualitativeRoot cause | ArchitectureQualityRiskTradeoffsStakeholders | PrioritizationQualityFocusRoot cause |