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Judgment & ambiguity · Decisions under uncertainty

First-article inspection passed, but incoming certificates of analysis show a critical material property drifting toward the lower spec limit across your last three lots. Production wants to release the build. What do you decide, and on what basis?

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In-spec is necessary but not sufficient here — a drift toward the limit is a signal, not noise, and my decision depends on what that property does in the finished device.…

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

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