Develop appropriate control charts and determine whether there is any cause for concem in the cutting process. Plot the information and look for patterns. -S6.18 Five data entry operators work at the data processing department of the Royal 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: 7 Sample No. No. Defective Sample No. No. Defective Sample No. No. Defective 1 11 18 21 17 2 5 12 5 22 12 3 19 13 16 23 6 4 10 14 4 24 7 5 11 15 11 25 13 6 8 16 8 26 10 7 12 17 12 27 4 8 9 18 4 28 6 9 6 19 6 29 12 10 13 20 16 30 3 a. Establish 30 upper and lower control limits. b. Why can the lower control limit not be a negative number? c. The industry standards for the upper and lower control limits are 0.10 and 0.01, respectively. What does this imply about Royal Bank's own standards