Question: Question 191 After taking 8 samples (each sample contains 5 parts) you want to calculate the control limits of the X-bar and R charts. Use

 Question 191 After taking 8 samples (each sample contains 5 parts)

Question 191 After taking 8 samples (each sample contains 5 parts) you want to calculate the control limits of the X-bar and R charts. Use the "sample_data.csv" dataset, D3 = 0, D4 = 2.115, and A2 = 0.577. What is the UCLr, LCLr, UCL_Xbar and LCL_Xbar respectively? (Hint: you may want to use the rowMeans function and the apply function)

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