Friedman Two Way Analysis of Variance by Ranks

This tutorial, created by Thomas W. MacFarland of Nova Southeastern University, 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 provided in both SPSS and Minitab code. Overall, this is a great resource for anyone interested in a more in-depth study of statistics.

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