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An R Chart Is to Be Developed for Use in Quality

Question 71

Multiple Choice

An R Chart is to be developed for use in quality control.The average of the ranges is calculated to be 0.30.The samples sizes were 6 each.What would the lower control limit be?


A) 1.000
B) 0.300
C) 2.004
D) -0.300
E) 0.000

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