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In the Obrien's test to check out the homogeneity of variances the data are transforming toyij = ((nj-1.5)*nj*((xij-mean(xj))**2)-((0.5)*(var(xj))*(nj-1)))/((nj-1)*(nj-2))and uses the F distribution performing an one-way ANOVA using y as the...
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