...Michael Greenwich; Hwa Nien Chen Introduces a practical method of constructing confidence intervals for the C_pk index. Constructs these confidence intervals based on the asymptotic normality of estimators for the sub‐indices of the C_pk index. As a result...

...Abdul Raouf; Zulfiqar Ali The process capability indices are used to assess the ability of a process to meet the present specification limits. These indices provide an easily understood qualification of a process performance. A fixed value for an ongoing process capability index is generally used...