An international production shop, APEX Fabrications, produces parts for the automotive market. Specifically APEX produces connecting rods with an outer diameter that has a 1.01 inch specification. One of APEX machists takes several sample measurements over time and determines the sample mean outer diameter to be 1.002 inches with a standard deviation of .003 inch. Calculate the process capability index for this example. (Round your answer to 3 decimal places.) Process capability index