UCL, LCL,

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: No. Defectives No. Defectives 16 12 6 19 9 Sample No. 1 2 3 4 5 6 7 8 9 10 Sample No. 11 12 13 14 15 16 17 18 19 20 No. Defectives 7 4 15 4 10 9 13 3 17 15 Sample No. 21 22 23 24 25 26 27 28 29 30 9 13 8 7 13 6 12 9 14 7 13 4 a) Establish 30 upper and lower control limits UCL.2 -0.053 (enter your response as a number between 0 and 1. Founded to three decimal places)