The second edition of this book provides a conceptual understanding of analysis of variance. It outlines methods for analysing variance that are used to study the effect of one or more nominal variables on a dependent, interval level variable. The book presumes only elementary background in significance testing and data analysis.

Two-Way Analysis of Variance, All Categories

Unrelated Explanatory Variables

Introducing one more variable. The economy, like other things, may affect people differently depending on whether the news is good or bad. It has been argued that voters take prosperity for granted and feel no need to reward the incumbent government for what they consider the ...

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