a. Establish the upper and lower control limits

b. Why can the lower limit not be a negative number?

c. The industry standard for the upper control limit is 0.10. What does this imply about Birmingham Bank's standards ?

The industry standard is:

- the same as ?

- stricter than ?

- not as strict as ?

Five data entry operators work at the data processing department of the Birmingham Bark. Each day for 30 days, the number of defective records in a sample of 200 records typed by these operators has been nolied, as follows Sample No. Sample No. No. Defectives 7 21 5 15 3 12 7 5ample No. 1 2 3 4 5 6 7 " 10 No. Defectives 7 6 19 10 10 S 12 10 6 13 aj Establish 3 upper and lower controllimis UCL enter your response as a number between 0 and 1. rounded to three decimal places) 11 12 13 14 15 16 17 18 19 20 13 4 19 15 22 23 24 30 Defectives 13 6 . 13 11 14 12 2 New