Which of the following statements is best?
I. The capability of a process is related to the product specification limits.
II. Quality does not depend on the process used.
III. Defects can only be produced by a shift in the mean.
A) I only is true
B) I and III only are true
C) II and III only are true
D) all the above are true
E) none of the above is true

Question

Quizplus · Accepted Answer

Option I is true as the capability of a process can be measured by the ability of the process to meet the product specification limits. Option II is false as quality is directly dependent on the process used. Finally, option III is false as defects can be produced by other factors apart from a shift in the mean, such as an increase in variation or a bias in the measurement system.

Which of the Following Statements Is Best