In the equation Cp = (upper specification - lower specification)/total variation, what does Cp denote?
A) capacity variation index
B) capability pattern
C) process capability index
D) capability push

Question

Quizplus · Accepted Answer

Cp denotes the process capability index, which is a statistical measure of a process's ability to produce parts within specification limits. It is used to assess whether a process is capable of meeting customer requirements and is calculated by dividing the tolerance range by six times the standard deviation of the process.

In the Equation Cp = (Upper Specification - Lower Specification)/total