This example illustrates how you can use the OUTPUT statement to compute confidence limits for the capability index C pk. You can request the approximate confidence limits given by Bissell (1990) with ...

How do you calculate capability indices? Capability analysis is an essential tool for statistical process control (SPC) and ...

How do you convert DPMO to Sigma Level? There are several metrics you can use to measure how well your process is performing. Let’s look at three of them and discuss how to calculate them and how they ...

In this example, the capability index C pk is computed for the amplification data in AMPS. To examine the accuracy of this estimate, the following statements calculate a 90% confidence interval for C ...