Suppose estimates are available for correlations between pairs of variables but that the matrix of correlation estimates is not positive definite. In various applications, having a valid correlation ...

Correlation coefficients are indicators of the strength of the linear relationship between two different variables, x and y. A linear correlation coefficient that is greater than zero indicates a ...

Resampling procedures include hypothesis testing methods based on permutation procedures and interval estimation methods based on bootstrap procedures. The former are widely used in the analysis of ...