Question: A quality engineer is assessing the capability of a process. He took a sample of the production line for the inner tubes, which yileded an

A quality engineer is assessing the capability of

A quality engineer is assessing the capability of a process. He took a sample of the production line for the inner tubes, which yileded an average of 61 psi with a satndard deviation of 2 psi. The specification calls for the acceptance range to be from 55 psi to 65 psi. What is the Cpk of this line? A. 1.35 B. 1.15 C. 1.0 O D. 0.67

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