Which type of chart would be best for monitoring the proportion of items that are defective? O A. p chart O B. Run chart O C. R chart O D. x chartUse the given process data to construct a control chart for p. A drugstors considers a wait of more than 5 minutes to be a defect. Each week 100 customers are randomly selected and timed at the checkout line. The numbers of defects for 20 consecutive weeks are given below. What is the value of the upper control limit? Round to four decimal places. 44555556666 12666767%87 o O A 0.0783 O B. 1.0000 C. 0.1328 O D. 6.1000 Use the given process data to construct a control chart for p. A candy manufacturer considers a cracked piece of candy to be a defect. Each day 100 candies are randomly selected and checked for cracks. The numbers of defects for 20 consecutive days are given below. What is the value of the center line? 44555556666 12666767870 O A 10 OB. 66 (O C. 0066 oD 132