An Overview of Non-parametric Tests in SAS ® : When , Why , and How

  title={An Overview of Non-parametric Tests in SAS ® : When , Why , and How},
  author={Paul Pappas and Venita Depuy}
Most commonly used statistical procedures are based on the assumption that distributions are normal. But what if they are not? When should non-parametric statistics be used, and what assumptions do those require? If your data doesn’t meet the assumptions for either group, what should you do? This paper will provide an easy guide to choosing the most appropriate statistical test, whether parametric or nonparametric; how to perform that-test in SAS; and how to interpret the results. Non… CONTINUE READING


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