1. If 30 samples of 100 items are run through a battery of tests, and 120 of the

1. If 30 samples of 100 items are run through a battery of tests, and 120 of the 3000 items are defective, calculate the upper and lower control limits for a p -chart. 2. Suppose that an operation produces output with a standard deviation of 0.5 pounds, with an upper specification limit of 9 pounds and a lower specification limit of 4 pounds. Compute the process capability index.

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