Operator action is not required when process output exceeds the upper control limit (UCL)or dips below the lower control limit (LCL).

Name: Operator action is not required when process output exceeds the upper control limit (UCL)or dips below the lower control limit (LCL).
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Question

Quizplus · Accepted Answer

When process output exceeds the UCL or dips below the LCL, it indicates that the process is out of control, and operator action is typically required to investigate and correct the cause of the variation.

Operator Action Is Not Required When Process Output Exceeds the Upper