When R chart is out of control, we __________ – McqOptions

MCQOPTIONS

1.	When R chart is out of control, we __________
A.	Eliminate the out-of-control points and recalculate the control limits
B.	Take one more sample and recalculate the control limits
C.	Eliminate the out-of-control points and the nearest two points, and recalculate the control limits
D.	Take no action
Answer» B. Take one more sample and recalculate the control limits

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