If no special causes affect the output of a process, the process is said to be _____; and if special causes are present, the process is said to be _____.
A) qualified; not qualified
B) in control; out of control
C) capable; not capable
D) certified; not certified

Question

Quizplus · Accepted Answer

In statistical process control, a process is considered to be in control if there are no special causes affecting the output, meaning that the process is predictable and consistent over time. On the other hand, when special causes are present, the process is considered out of control and unpredictable, which can lead to defects or errors in the output. Therefore, option B is the best choice as it correctly defines these two states of the process.

If No Special Causes Affect the Output of a Process