Normal or natural variation in the quality of production output that is due purely to chance is called
A)common-cause variation
B)assignable-cause variation
C)control-cause variation
D)correctable-cause variation

Question

Quizplus · Accepted Answer

Common-cause variation refers to the inherent variation in a process that is due to factors that are within the system and not controllable. It is also known as random variation or noise. This type of variation is expected and can be managed through process control methods.

Normal or Natural Variation in the Quality of Production Output