b$.$ Suppose management would be happy with three$-$sigma performance. What conclusions is management likely to draw from the capability analysis?

Since $C_{pk}$ is the critical value, the process capable at the three$-$sigma level.

Since $C_p$ is the critical value, this indicates that

c$.$ What remedial actions, if any, do youlsuggest that management take?

A$.$ Management should use a lower target process capability ratio.

B$.$ The variability of the process must be greatly reduced.

C$.$ The specification limits must be revised.

D$.$ Nothing. The process is capable.