Chapter 3 Review
Two Variable Statistics Veronica Wright Christy Treekhem River Brooks The Big Idea This chapter explains how scatterplots can be used to represent data in a variety of useful ways They give good graphical representations of the relationship between the two variables and can be used to easily spot trends such as strength and direction and help to isolate outliers Residual plots can also be used as a tool for determining how the variables interact The LSRL correlation and correlation coefficient can be used to predict results based on the data and to mathematically prove just how accurate these predictions are
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