Chapter 11. Data Plots and Distributions
What you will learn in this chapter of the book is to plot data and to spot opportunities from these plots. You will also learn what a "normal" distribution of data is and some terminology to describe this distribution. As in the previous section, this information will help you to solve many real problems and is needed for Six Sigma work. Plotting data is a necessary step in implementing many of the Six Sigma tools. It is used in all of the steps of the DMAIC methodology.
NOTE
Charts (Histograms) and the Normal Distribution
Manufacturing Make histograms on processes, plants, or shifts that are supposed to be the same and you may find differences.
Sales Use histogram charts to compare sales results year ...
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