Question Help X Problem 6s. 18 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: Sample No. No. Defectives Sample No. No. Defectives 21 Sample No. 11 12 13 1 2 16 8 6 19 10 12 No. Defectives 5 4 16 3 10 12 6 3 4 5 6 7 8 9 22 23 24 25 26 27 28 29 14 15 16 17 18 19 7 6 13 10 15 5 12 4 19 17 10 20 30 a) Establish 30 upper and lower control limits. UCL (enter your response as a number between 0 and 1. rounded to three decimal places)