The estimator of the process standard deviation for any individuals c – McqOptions

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1.	The estimator of the process standard deviation for any individuals control chart is written as?
A.	\(\frac{\overline{MR}}{2}\)
B.	\(\overline{MR}/0.8865\)
C.	\(\overline{MR}/1.128\)
D.	\(1.128\overline{MR}\)
Answer» D. \(1.128\overline{MR}\)

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