Ettlie Engineering has a new catalyst injection system for your countertop production line. Your process engineering department has conducted experiments and determined that the mean () is 8.02 grams with a short-term standard deviation () of 0.035. The customer specifications are 7.88 to 8.12.
What is the CPK of the injection system? Please round your answer to two decimal places.
Is the process capable? Please justify your answer.
Is the process centered? Please justify your answer.