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Judgment & ambiguity · Decisions under uncertainty

A technician on a routine visit smells something that might be a gas leak, but the detector reads nothing and the customer says it's just been like that. Do you proceed with the job, or shut it down — and how sure do you need to be?

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This is the one place I don't run a cost-benefit on convenience.

The full answer: structure, worked example, likely follow-up.

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