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R Statistics Cookbook

You're reading from   R Statistics Cookbook Over 100 recipes for performing complex statistical operations with R 3.5

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Product type Paperback
Published in Mar 2019
Publisher Packt
ISBN-13 9781789802566
Length 448 pages
Edition 1st Edition
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Author (1):
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Francisco Juretig Francisco Juretig
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Francisco Juretig
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Table of Contents (12) Chapters Close

Preface 1. Getting Started with R and Statistics FREE CHAPTER 2. Univariate and Multivariate Tests for Equality of Means 3. Linear Regression 4. Bayesian Regression 5. Nonparametric Methods 6. Robust Methods 7. Time Series Analysis 8. Mixed Effects Models 9. Predictive Models Using the Caret Package 10. Bayesian Networks and Hidden Markov Models 11. Other Books You May Enjoy

Estimating nonparametric ANOVA

The Mann-Whitney-Wilcoxon test that we presented in the previous recipe, can be extended to multiple groups (not just 2 was before). For one-way Analysis Of Variance (ANOVA), the test that is used is called Kruskal-Wallis; we have the kruskal.test() function in base R.

For nonparametric two-way ANOVA, the Scheirer-Ray-Hare test can be used; however, the documentation is scarce, and it is not frequently used.

Getting ready

In order to run this script, you need to install the FSA and dplyr packages.

How to do it...

We will work with nonparametric...

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