Homogeneity of variance testing for more complex models is a subject of current research. Bartlett (1937) proposes a test for equal variances that is a modification of the normal-theory likelihood ...

statistic in the sense that it is a function of the variance ratio F statistic that would be obtained from a one-way ANOVA on the dependent variable Y. If nonparametric scores are specified in this ...

We show analytically that the ratio of GRAMMAR and FASTA tests ... of a quantitative trait locus (QTL) and its variance as Here, we describe a new test, which is based on the GRAMMAR method ...