What is the primary purpose of the cChart action?

Réponse

The cChart action is part of the Statistical Process Control (SPC) action set and is used to produce c-charts. These charts are used to analyze and monitor the number of nonconformities per inspection unit in a given process.

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cChart

spc

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Other questions about cChart

How does the `sigmas` parameter affect the control limits? What pattern is identified by `test2`? How does the action handle subgroups with varying sample sizes? What does the `allN` parameter do in the cChart action? Can I run tests for special causes if my control limits are not 3-sigma?

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