To tell if the standard deviation of a process has changed, the control charts used - 12941

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mareya

mareya

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

 A.  R and S charts. 

 B.  p and R charts. 

 C.  S and x bar charts. 

 D.   x bar and p charts

 
Solution Description

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