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Beginning R: An Introduction to Statistical Programming, Second Edition by Larry A. Pace, Dr. Joshua F. Wiley

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CHAPTER 14

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Multiple Regression

The idea of multiple regression is that rather than just having a single predictor, a model built on multiple predictors may well allow us to more accurately understand a particular system. As in Chapter 13, we will still focus overall on linear models—we will simply have a new goal to increase our number of predictors. Also as before, we save for other texts a focus on the behind-the-scenes mathematics; our goal is to conceptually explore the methods of using and understanding multiple regression. Having offered this caveat, however, doesn’t free us from taking just a little bit of a look at some of the math that ...

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