Chapter 7: Analysis of Variance (ANOVA)
One-Factor Analysis of Variance
Constructing the Test Statistic: Estimating Variance among Groups and Variance within Groups
The GLM Procedure for Investigating Mean Differences
Predicted Values and Residuals Using the OUTPUT Statement
The Normality Assumption and the PLOTS Option
Levene’s Test for Equal Variances and the MEANS Statement
Post Hoc Tests: The Tukey-Kramer Procedure and the MEANS Statement
Other Post Hoc Procedures, the LSMEANS Statement, and the Diffogram
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