Later in the day, you get an email back from the customer saying that the Cpk does not meet their requirements. You send the report off to the customer's Quality Manager via email. The control chart is in statistical control. You enter the data into your software and generate the control chart and Cpk analysis. There were 50 samples taken during the production run. You have just completed the first production run. You are required to run the Cpk analysis on each production run. SPC for Excel does perform Poisson Capability Analysis.)Ī major customer has a Cpk requirement of 1.33 minimum for a quality characteristic on a new product you supply. Select this link for information on the SPC for Excel software. Select "Return to Categories" to go to the page with all publications sorted by category. (Note: all the previous publications in the process capability category are listed on the right-hand side.
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