2-3 - F or R IG H T NOW: non-parametr ic means ranks....

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Unformatted text preview: F or R IG H T NOW: non-parametr ic means ranks. Chapter 5. Concepts are similar but there are things to take advantage of, new questions to ask, ad some new things to worry about. Analysis of Variance: ANOVA: D ifferences in Means. T wo Sample T-test / ANOVA. Analysis of Means relative to Variances. C ase study 5.1 Randomized Experiments Mice not randomly selected 6 t reatment groups (2 groups can’t fully answer the research question) Box plots are very useful Case 5.2 Spock T rial General Approach • Graphical Exploration of data (often with side-by-side boxplots) • Identification and examination of outliers • Consideration of t ransformations • Application of appropriate inferential techniques ...
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