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Criterion
Paper illustration for Hypothesis-Driven Troubleshooting.
Engineering
Hypothesis-Driven Troubleshooting
Paper illustration for Change Analysis.
Operations
Change Analysis
Paper illustration for Argument Mapping
Decision Making
Argument Mapping
Paper illustration for 8D Problem Solving.
Operations
8D Problem Solving
Purposedifferent
When systems fail unexpectedly, spontaneous attempts often produce more noise than insight. Hypothesis-driven Troubleshooting translates symptoms into testable assumptions and makes troubleshooting learnable.For a deviation after a change, the method isolates the influence of the altered condition. It narrows down which differences are relevant and which are just accompanying noise.When statements, evidence, and counterarguments get mixed up, a debate quickly loses its structure. Argument Mapping breaks a thesis down into its reasoning and makes visible what it really rests on.For an acute quality or delivery problem, the method structures immediate protection and root cause work together. It keeps the situation stable while the actual cause is investigated cleanly.
Complexitydifferent
MediumMediumMediumHigh
Timedifferent
30-240 min45-120 min1-3 h1-6 Wochen
Participantsdifferent
1-62-61-84-10
Formatsame
Workshop + asyncWorkshop + asyncWorkshop + asyncWorkshop + async
Outputdifferent
Hypothesis Log, Test Plan, Evidence Notes, Diagnosis SummaryChange Matrix, Cause Hypotheses, Validation Questions, Action ListArgument Map, Evidence Gaps, Decision Rationale8D Report, Containment Plan, Root Cause Evidence, Corrective Action Plan
Tagsno overlap
TroubleshootingProblem solvingDiagnosis
ChangeRoot causeTroubleshootingComparison
SensemakingDecisionRationale
QualityProblem solvingRoot cause
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