The specifications for a manifold gasket that installs between two engine parts calls for a thickness of 2.500 mm plusminus .020 mm. The standard deviation of the process is estimated to be 0.004 mm. The process is currently operating at a mean thickness of 2.50 mm. What is the Process Capability Ratio (C_p) for this process? 1.67 2.48 2.33 2.52