Common cause variation:
A) is a natural part of the technology and process design and cannot be controlled.
B) is easily detectable with statistical methods and control charts.
C) cannot be reduced even if better technology, process design, or training is provided.
D) can be reduced through corrective action, which is the responsibility of the workers who run the processes.

Question

Quizplus · Accepted Answer

Common cause variation is inherent to the process and cannot be controlled. It is a result of natural variation in the inputs, equipment, and processes involved in production. Therefore, the best choice is A.

Common Cause Variation