A sample of 200 ROM computer chips was selected on each of 30 consecutive days, and the number of nonconforming chips on each day was as follows:
10, 21, 26, 18, 38, 20, 5, 23, 11, 22, 28, 12, 14, 22, 20, 19, 16, 25, 10, 17, 14, 17, 15, 22, 29, 15, 9, 19, 16, 25
Calculate pbar =
LCL =
UCL =
Get Answers For Free
Most questions answered within 1 hours.