The sample statistics will fall randomly within the lower and the upper control limits when the process is in statistical control.

Question

Quizplus · Accepted Answer

This is true. When the process is in statistical control, the sample statistics are expected to fall within the control limits, and any variations are due to random variation inherent in the process. If the sample statistics fall outside the control limits, it is an indication that the process is out of control and some corrective action may be necessary.

The Sample Statistics Will Fall Randomly Within the Lower and the Upper