Question: 8. A certain process is under statistical control and has a mean value of p = 100 and a standard deviation of o = 10.

8. A certain process is under statistical control and has a mean value of p = 100 and a standard deviation of o = 10. The specifications for this process are USL = 120 and LSL = 70. a. Calculate Cp and Cpk. b. Which one of these indices is a better measure of process capability? Why? c. Assuming a normal distribution, what percent of the product can be expected to fall outside the specifications

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