In statistical process control, control charts are used to ensure that a process is stable and in control by detecting special cause variation.

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Control charts are specifically designed to help identify special cause variation in a process. When a process is in control, it’s considered stable and predictable. Control charts help organizations identify when something is happening outside of the normal range of variation, which can indicate the presence of special cause variation that needs to be addressed.

In Statistical Process Control, Control Charts Are Used to Ensure