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Video Links

Parametric Versus Nonparametric Statistics

Comparison of parametric and nonparametric statistics. Also includes examples of nonparametric statistics (10:22).

Mann–Whitney U Test (brief)

Another (more brief) overview of the Mann–Whitney U test (4:35).

Friedman Test

Gives overview of the Friedman test and goes through an example (3:26).

Kruskal–Wallis Test

Brief lecture of the Kruskal–Wallis test (5:19).

Mann–Whitney U Test

Gives overview of the Mann–Whitney U test and goes through an example (9:45).

 

Audio Links

Ordinal Data

This brief podcast compares ordinal data to other types of data through discussion of two examples (6:42).

Wilcoxon Test

This lecture covers the difference between parametric and nonparametric tests and presents the Wilcoxon test. This includes a video but can be used as audio only (21:16).

 

Web Links

Procedures Applicable to Ordinal Data

This website provides an overview of the Mann–Whitney U Test, the Wilcoxon Signed-Ranks Test, the Kruskal–Wallis Test, and the Friedman Test.

Nonparametric Methods

Describes nonparametric tests, types of nonparametric tests, and when to use each.

Why Use One-Sample Sign Test?

Provides a brief description of the one-sample sign test.