Additional file 2: of Integrating mean and variance heterogeneities to identify differentially expressed genes

The null independence between tests statistics on mean and variance heterogeneities. This file is composed of three appendixes. Appendix A: The null independence under normality setting. Appendix B: The null independence under generic spherically symmetric setting. Appendix C: Additional empirical results on the null joint distributions of mean and variance test statistics. (ZIP 311Â kb)