Nonparametric Methods

 

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This section provides various rank-based hypothesis tests and descriptive functions which do not assume that your data are from normal distributions.

 

Rank-based methods

 

The numerical methods used in rank-based calculations have progressed in recent years. StatsDirect utilises modern developments, including some calculations of exact probability in the presence of tied data. An excellent account of nonparametric methods is given by Conover (1999).

 

 

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