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Contributing Authors:

Ching-Ti Liu, PhD, Associate Professor, Biostatistics

Jacqueline Milton, PhD, Clinical Assistant Professor, Biostatistics

Avery McIntosh, doctoral candidate



This module will show you how to conduct basic statistical tests in R:

  1. One-sample tests.
  2. Two-sample tests.
  3. Tests on more than two samples.


Learning Objectives

By the end of this session students will be able to:

  1. Use R to perform one-sample tests: t-test, Wilcoxon signed-rank test.
  2. Use R to perform two-sample tests: t-test and Wilcoxon test, paired t-test.
  3. Use R to perform one-way analysis of variance (ANOVA) and Kruskal-Wallis tests.
  4. Interpret test results.