Hypothesis Testing with Non-Normal Data

You don’t always get a nice, neat, Normal Distribution to do analysis with. In those cases you must use non-parametric tests.

 

Mann-Whitney

Kruskal-Wallis

Mood’s Median

Friedman

1 Sample Sign

1 Sample Wilcoxon

One and Two Sample Proportion

Chi-Squared (Contingency Tables)
http://math.hws.edu/javamath/ryan/ChiSquare.html
a. Including Tests of Equal Variance, Normality Testing and Sample Size calculation,performing tests and interpreting results.
http://en.wikipedia.org/wiki/Levene’s_test (Levene’s test of equal variances)

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