5 Non-Parametric Measures of Correlation

Rank correlation is used quite intensively. There are many used e.g Spearmans, gammas, Kendall’s e.t.c of these , the spearmans is the widely used.
The data referred to were is bivariate so that each data item is reported in terms of two attribute. A general bivariate is denoted \((X_i,Y_i)\). The sample size is denoted by \(n\).

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