For which of the following should we use a p-chart to monitor process quality?
A) The dimensions of brick entering a kiln
B) Lengths of boards cut in a mill
C) The weight of fluid in a container
D) Grades in a freshman "pass/fail" course
E) Temperatures in a classroom

Question

Quizplus · Accepted Answer

A p-chart is used for monitoring the proportion of defective items in a process where the output is classified into two categories: "pass" or "fail", "defective" or "non-defective". Among the options, only the grades in a freshman "pass/fail" course fit this description, as they are explicitly categorized into two groups: pass or fail.

For Which of the Following Should We Use a P-Chart