Question: 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

Five data entry operators work at the data

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 250 records typed by these operators has been noted, as follows: Sample No. No. Defectives 7 1 WN 4 5 6 7 8 9 10 18 10 11 9 11 10 6 14 Sample No. 11 12 13 14 15 16 17 18 19 20 No. Defectives 6 4 16 4 11 9 12 4 17 15 Sample No. 21 22 23 24 25 26 27 28 29 30 No. Defectives 17 12 7 7 12 10 15 5 13 4 a) Establish 3o upper and lower control limits. UCLP (enter your response as a number between 0 and 1, rounded to three decimal places). Please copy and paste data from text area below. Selected delimiter: Tab Sample No Defectives Sample 1 No Defectives 7 11 Sample 6 No Defectives 21 17 22 12 2 4 12 4 3 16 23 7 13 14 24 7 10 11 4 11 5 15 12 6 9 16 9 7 12 11 10 17 18 25 26 27 28 29 10 15 5 8 4 17 9 19 13 10 20 15 30 4

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