Variations that usually occur in a process are called
A)process variations.
B)natural variations.
C)control variations.
D)assignable variations.

Question

Quizplus · Accepted Answer

Natural variations are caused by random factors that are inherent to the process and cannot be controlled. Control variations are the result of common causes that can be addressed through process improvements. Assignable variations are caused by specific factors that can be identified and eliminated. While all three types of variation are important to understand in process improvement, the question specifically asks for variations that "usually occur," which suggests natural variations.

Variations That Usually Occur in a Process Are Called