According to Deming, factors causing variation that are present as a natural part of a process are called:
A) common causes of variation.
B) total variances.
C) assignable causes of variation.
D) system variances.

Question

Quizplus · Accepted Answer

Deming believed that there are two types of causes of variation: common causes and assignable causes. Common causes of variation are those that are inherent in a process and are present all the time. They are also known as "random" or "natural" causes and cannot be eliminated completely. Assignable causes, on the other hand, are specific factors or events that lead to a change in the process and can be identified and eliminated.

According to Deming, Factors Causing Variation That Are Present as a Natural