This tutorial explains the theory and use of the Friedman Two Way ANOVA and demonstrates it with an example on exam scores, homework scores, and project scores. Data is given as well as SPSS and...
This tutorial explains the theory and use of the Spearman's Rank-Difference Correlation Coefficient and demonstrates it with an example on exam scores, homework scores, and project scores. Data is...
This tutorial on Friedman's Test includes its definition, assumptions, characteristics, and hypotheses. An example using output from the WINKS software is given, but those without the software can...
This page discusses the differences in parametric and nonparametric tests and when to use then.
AniWiki is a gallery for statistical animations in several subjects such as probability, linear models, multivariate statistics, and nonparametric statistics. Most of the animations are created in...
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