A process control chart used to monitor the sample means of variables that result from a process and is often used in quality control best defines
A)X-bar charts.
B)R-charts.
C)P-charts.
D)C-charts.

Question

Quizplus · Accepted Answer

X-bar charts are used to monitor the sample means of variables that result from a process and are commonly used in quality control. R-charts are used to monitor the variability of the sample means, P-charts are used for monitoring proportion defectives, and C-charts are used for monitoring the number of defects in a single unit of measure.

A Process Control Chart Used to Monitor the Sample Means