Bekker, Andriette, 1958-Roux, Jacobus J.J.Ehlers, ReneArashi, Mohammad2012-04-112013-05-312011-11A. Bekker, J. J. J. Roux, R. Ehlers & M. Arashi (2011): Bimatrix Variate Beta Type IV Distribution: Relation to Wilks's Statistic and Bimatrix Variate Kummer-Beta Type IV Distribution, Communications in Statistics - Theory and Methods, 40:23, 4165-4178.0361-0926 (print)1532-415X (online)10.1080/03610926.2010.508145http://hdl.handle.net/2263/18544In this article, the bimatrix variate beta Type IV distribution is derived from independent Wishart distributed matrix variables. We explore specific properties of this distribution which is then used to derive the exact expressions of the densities of the product and ratio of two dependent Wilks’s statistics and to define the bimatrix Kummer-beta Type IV distribution.en© Taylor & Francis. This is an electronic version of an article published in Communications in Statistics—Theory and Methods, 40: 4165–4178, 2011. Communications in Statistics—Theory and Methods is available online at: http://www.tandfonline.com/loi/lsta20.Bimatrix variate beta type IV distributionBimatrix variate Kummerbeta type IV distributionInvariant polynomialsMeijer’s G-functionMoment generating functionWilks’ statisticWishart distributionMultivariate analysisBeta functionsHypergeometric functionsPostprint Article