For any process, the sample ranges are, 1.2,1.5,1.1,1.4,1.5. The subgr – McqOptions

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1.	For any process, the sample ranges are, 1.2,1.5,1.1,1.4,1.5. The subgroup size is 5. What will be the process standard deviation? Given: d₂=2.326 and A₂=0.577
A.	0.576
B.	2.322
C.	0.511
D.	2.463
Answer» B. 2.322

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