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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