The type II error happens in average-range control...

LSSBB Grey Practice Exam I Quiz

The type II error happens in average-range control charts when

A. Control chart shows out of control, but the process is actually in control

B. Control chart shows in-control, but the process actually is out-of-control

C. Control chart shows out-of-control where the process is actually out-of-control

D. control chart shows in-control where the process actually is in-control

✔ Correct Answer:

B. Control chart shows in-control, but the process actually is out-of-control

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