2. the results of an inspection of dna samples taken over the past 10 days are given below. sample size is 100. day 1 2 3 4 5 6 7 8 9 10 defectives 9 5 6 4 7 3 9 4 2 8 a) determine the 3-sigma p-chart control limits using this information. b) using the control chart in part (a), and finding that the number of defectives on days 11, 12, and 13 are 8, 10, 5, respectively, is the process in control and why?