CHAPTER 8

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Correlation Analysis with Scatter Plots

In the last chapter, you looked at using bar charts to analyze production incidents. You saw that bar charts are great for displaying the differences in a ranked data set, and you used this idea to identify areas in which issues recurred. You also used stacked bar charts to see the granular breakdown in the severity of production incidents.

This chapter looks at correlation analysis with scatter plots. Scatter plots are charts that plot two independent data sets on their own axes, displayed as points on a Cartesian grid (x- and y coordinates). As you’ll see, scatter plots are used to try and identify ...

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