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Astivia, Oscar L. Olvera; Zumbo, Bruno D. – Journal of Educational and Behavioral Statistics, 2019
The Vale and Maurelli algorithm is a widely used method that allows researchers to generate multivariate, nonnormal data with user-specified levels of skewness, excess kurtosis, and a correlation structure. Before obtaining the desired correlation structure, a transitional step requires the user to calculate the roots of a cubic polynomial…
Descriptors: Equations (Mathematics), Correlation, Statistical Analysis, Mathematics