Question: Sample size (n) is 10 , average of the sample ranges (R) is 10. Calculate the upper control limit (UCL) and lower control limit (LCL)

Sample size (n) is 10 , average of the sample ranges (R) is 10. Calculate the upper control limit (UCL) and lower control limit (LCL) of the range chart (R-Chart) for this process. UCL=27.7,LCL=7.77UCL=2.23,LCL=17.7UCL=7.77,LCL=27.7UCL=17.7,LCL=2.23 Cannot be calculated

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