Question: How do we know when a process is in control? Group of answer choices The X control chart shows sample means that are randomly distributed

How do we know when a process is in control?

Group of answer choices

The X control chart shows sample means that are randomly distributed between the control limits.

Each observation sampled is drawn from an identical distribution.

The Xcontrol chart shows no patterns or cycles in the plotted sample means.

All of these choices are true.

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