On Some Tests of Homogeneity of Variances (Classic Reprint)

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Excerpt from On Some Tests of Homogeneity of VariancesIn their paper Ansari and Bradley discussed a two-sample rank test for dispersions and suggested the desirability of extending their results to the problem of several samples. In this paper, besides generalizing their results, we provide a few additional non - parametric tests, which include, among others, the multi - sample analogues of the two - sample normal scores test of dispersion and the tests considered by Mood Klotz [a], and Siegel and Tukey The asymptotic distributions of the proposed test statistics are derived by an application of the author's theorem The asymptotic efficiencies of these tests relative to one another and the 51 test pp. 83 - 87) are computed in the.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully, any imperfections that remain are intentionally left to preserve the state of such historical works.