Five data entry operators work at the data processing department of the Birmingham Bank. Each day for 30 days, the number of defective records in a sample of 200 records typed by these operators has been noted, as follows C Sample No. No. Defectives No. Sample No. Sample No. Defectives No. Defectives 1 6 17 2 11 3 4 10 5 11 10 13 a) Establish 30 upper and lower control limits. UCL = (enter your response as a number between 0 and 1, rounded to three decimal places). LCLp = (enter your response as a number between 0 and 1, rounded to three decimal places). b) Why can the lower control limit not be a negative number? OA. Since the upper control limit is positive. OB. Since the upper control limit cannot be a negative number. OC. Since the percent of defective records cannot be a negative number. COD. Since the percent of defective records is always a positive number. 698099 7 &&& 2 DA3 _11 12 13 14 15 16 17 18 19 20 155173586 6 6 18 8 12 10 7 4 10 2222287 21 23 24 25 26 28 29 30 FUNDIN 5 8 12 10 13 6 11 2