A control chart that is used when the output of a production process is measured in terms of the proportion defective is a(n) _____ chart.
A) p
B) x-bar
C) R
D) np

Question

Quizplus · Accepted Answer

The p chart, also known as the proportion chart, is used to monitor the proportion of defective items in a production process. It is useful when the output is measured in terms of proportions, such as the percentage of defective items in a sample. The other options (x-bar, R, and np) are control charts that are used for different types of process data, such as continuous data, range data, and count data.

A Control Chart That Is Used When the Output of a Production