Yang, Yang; Victor, DeGruttola - In: The International Journal of Biostatistics 8 (2012) 1, pp. 1-32
Traditional resampling-based tests for homogeneity in covariance matrices across multiple groups resample residuals, that is, data centered by group means. These residuals do not share the same second moments when the null hypothesis is false, which makes them difficult to use in the setting of...