Part d and e of question. d. Graph the x-bar chart for the above problem in the space below. Show all numbers on your graph and be as accurate as

Part d and e of question. 

d. Graph the x-bar chart for the above problem in the space below. Show all numbers on your graph and be as accurate as possible. What can you conclude from the chart? 

e. Calculate the control limits of the R chart for the same problem (CL, LCL, and UCL). Show details of your calculation.