The p-chart would be useful when we
A)took a number of measurements and computed the average.
B)took a number of measurements and computed the ranges.
C)found the fraction of the production lot defective.
D)found the number of defective items in a production lot.

Question

Quizplus · Accepted Answer

The p-chart is used to monitor the fraction of non-conforming items in a process, making it ideal for situations where we need to find the fraction of defective items in a production lot.

The P-Chart Would Be Useful When We