Samaje studied his control chart and noticed it had been built with repeated samples of five units and three sigma limits that were UCL = 51.71 and LCL = 38.29.What is the process standard deviation?
A)3
B)1.732
C)2.236
D)5

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The Answer of Samaje studied his control chart and noticed it had been built with repeated samples of five units and three sigma limits that were UCL = 51.71 and LCL = 38.29.What is the process standard deviation?
A)3
B)1.732
C)2.236
D)5

Samaje Studied His Control Chart and Noticed It Had Been