A process is in statistical control if it does not exhibit any unusual variations.

Question

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A process is said to be in statistical control if its output is consistent, predictable, and free from any unusual variation that is not caused by some external influence or event. This means that the process is stable and its performance can be predicted within certain limits. In contrast, if a process exhibits unusual variations, such as random or erratic behavior, it is said to be out of control and requires investigation and corrective action.

A Process Is in Statistical Control If It Does Not