Using z = 3 for part b and c

14. Peter Ittig's department store, Ittig Brothers, is Amherst's largest independent clothier. The store receives an average of 8 returns per day. a) [2 pts] The type of control chart that is best to monitor this process is b) [4 pts] The upper and lower control limits of the c-charts are: UCLC = returns/day (round your response to two decimal places). returns/day (round your response to two decimal places and if your answer is negative, enter this value as 0). LCLC = c) [2 pts] If on a day 9 returns are received, based on the limits, an action is i. Required ii. Not required