A process chart is a
A) graph that shows how the population was evaluated
B) graph of the population failures
C) graph that shows whether a sample of data falls within assignable causes
D) graph that show whether a sample falls within the common or normal range
E) table showing final inspection results

Question

Quizplus · Accepted Answer

A process chart, also known as a control chart, is used to monitor the performance of a process to determine if it is operating within a state of statistical control. It helps in identifying whether the variations observed in the process are due to common causes (inherent to the process) or assignable causes (special causes that can be identified and eliminated). Thus, it shows whether a sample falls within the common or normal range of variation.

A Process Chart Is a