Measurements were taken regarding the quality of the process to make letter openers:
Mean 18.9
Standard Dev 0.35
Lower Spec 17.9
Upper Spec 19.9
Determine the process’ capability index. (Keep four decimal places in your answer)
Measurements were taken regarding the quality of the process to make letter openers:
Mean 18.9
Standard Dev 0.35
Lower Spec 17.9
Upper Spec 19.9
Determine the process’ capability index. (Keep four decimal places in your answer)