Sources of process variation that are inherent to the process design are called _____ causes of variation.
A)common
B)assignable
C)unusual
D)expected

Question

Quizplus · Accepted Answer

Common causes of variation are also known as natural or inherent causes. They are the sources of variation that are present in any process and are the result of the process design. Common causes of variation are typically stable and predictable over time.

Sources of Process Variation That Are Inherent to the Process