Description: YouTube video of a 53-minute seminar from the Medical College of Wisconsin’s CTSI describing how to use basic non-parametric statistical methods.
Who created this resource: John Klein, PhD, Director & Professor, Division of Biostatistics, Medical College of Wisconsin.
What does this resource offer: This seminar was presented in 2009 by the Medical College of Wisconsin’s Clinical and Translational Science Institute; it is about 47 minutes long, plus about 6 minutes of Q&A. Dr. Klein discusses how non-parametric methods differ from parametric methods, and provides a general overview of some commonly used non-parametric methods, including (among others) the sign test, the sign rank test, the rank sum test, the Kruskal-Wallis test, Spearman’s rank correlation coefficient, and Kendall’s tau. It also discusses when non-parametric methods should be used and when they should not be used.