Question

the chart used to monitor a variable?​

Answer 1

Explanation:

• Mean and range charts are used to monitor variables. Control charts for means monitor the central tendency of a process, and range charts monitor the dispersion of a process. Mean control charts and range control charts provide different perspectives on a process.

Answer 2

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Mean and range charts are used to monitor variables. Control charts for means monitor the central tendency of a process, and range charts monitor the dispersion of a process. Mean control charts and range control charts provide different perspectives on a process.