Question 7 Daily inspection of piston manufactured in Company XYZ gives the following inspection results tabulated below. b) Sample 1 2 34567 8 9 10 No Inspected Number of Defective 615 29 615 25 615 32 615 615 615 615 615 20 615 615 28 2422222 25 45 Determine the mean proportion defective and sample size. Determine the UCL and LCL for the p control chart. Determine the UCL and LCL for the np control chart. Is there any plot outside the control chart of p chart? If yes, describe your follow up action. (20 marks)