Question: pls help with A its wrong C. Spec, Inc: is attempting to determine whether an existing machine is capable of milling an engine part that
C. Spec, Inc: is attempting to determine whether an existing machine is capable of milling an engine part that has a key specification of 30.04 inche. After a trial run on this machine, C-Spec has determined that the machine has a sample mean of 3.020 inches with a standard deviation of 0.050 inch. a. Calculate the Cpk for this machine. (Round your answer to 3 decimal places.) Capability index b. Should C.Spec use this machine to produce this part? Yes No
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