Multiple Regression—Dummy Variables and Contrasts
Any analysis of variance model (for example, anything in Chapters 6, 12, 13, or 14) can be expressed as a regression with dummy variables. Many software procedures and functions make explicit use of this form of expression. Here we explore this equivalence. The notation in Chapter 10 is that used in Sections F.4.2, 9.2, and 9.5.1.
KeywordsOrthogonal Polynomial Sodium Content ANOVA Table Quartic Term Common Slope
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