项目管理师PMP美国项目管理PMPPMP认证考试练习题(15,16)
题目内容

an acceptance control chart has limits that are based on the spec. limits for the product rather than limits which differentiate between randomand assignable causes. under which of the following circumstances should a qc manager consider this type chart

2024-07-09

A.when the engineering tolerance on a dimension greatly exceeds the natural dispersion of the manufacturing process

B.when the number of samples outside the current control chart limits become too costly and cumbersome to investigate.

C.when a process is subject to constant but stable tool wear.

D.a and b.

E.a and c

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