c Chart

Appendix II Attribute Charts

Lesson A2-04

Text: Appendix II pages 21 – 27

Duration: 9 minutes

Introduction to c Charts

c charts are used to monitor the number of flaws or errors in a process. The random variable, c, follows a Poisson distribution. The Poisson distribution is a discrete distribution (as is the Binomial).

A c Chart Example

Download the calculations worksheet for a c chart: calculation-worksheet-for-c-chart.pdf

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About Steven Wachs

Steven Wachs has 25 years of wide-ranging industry experience in both technical and management positions. Steve has worked as a statistician at Ford Motor Company where he has extensive experience in the development of statistical models, reliability analysis, designed experimentation, and statistical process control.