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20 Categories · 12 Method forms
Favorites are stored locally in the browser and appear through the favorites filter in the catalog.
Turns workflows, data, causes, and improvements into a tangible result by describing the deviation, choosing a comparison case, and deriving causes and actions.
Core question: Which differences between should and is explain the observed deviation, and which of those differences are causal, contributing, or random?
Turns technical problems, hypotheses, and next steps into a tangible result by clarifying the symptom and system boundaries, breaking the fault space into areas, and narrowing the affected area.
Core question: Which system area most likely causes the symptom, and which tests narrow the fault domain further?
Turns technical problems, hypotheses, and next steps into a tangible result by collecting symptoms, formulating hypotheses, and refining them through testing.
Core question: Which hypothesis best explains the symptom, and which test delivers the highest information value?