To tell if the standard deviation of a process has changed - 12384

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mareya

mareya

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Request Description

To tell if the standard deviation of a process has changed, the control charts used are

A.   S and x bar charts.

B.   R and S charts.

C.    x bar and p charts.

D.   p and R charts. 

Solution Description

To tell if the standard deviation of a process has changed, the control charts used are