Attached is the process capability report from Minitab. Go through it critically and answer the following questions: a. Calculate the natural tolerance limits. b. What is your opinion about the process? Give compelling reasons. c. If you feel that the process is producing non-conforming items, then use the normal distribution concept and calculate Z1 and Z2 values. d. Use the six-sigma conversion table in the slides, what is the sigma level of the process? e. If you feel that the process has to be improved, what will you do?.