Question: To construct an chart and an R-chart for a process, you have collected 10 samples from the process outputs with 7 observations in each sample

To construct an chart and an R-chart for a process, you have collected 10 samples from the process outputs with 7 observations in each sample and found that the average of the sample means is 20 and the average of the sample ranges is 4. What should be the upper controllimit of the R-chart? (Answer with 3 decimal places le... 10.123)) 7.696

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