The control limits for an R chart are set at
A)approximately one standard deviation from the average .
B)-1 and +1.
C)approximately three standard deviations from the average .
D)0 and +1.

Question

The control limits for an R chart are set at
A)approximately one standard deviation from the average . 
B)-1 and +1. 
C)approximately three standard deviations from the average . 
D)0 and +1.

Quizplus · Accepted Answer

The Answer of The control limits for an R chart are set at
A)approximately one standard deviation from the average . 
B)-1 and +1. 
C)approximately three standard deviations from the average . 
D)0 and +1.

The Control Limits for an R Chart Are Set at