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Results tagged with levenes-test
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Statistical test used to assess whether the variance differs across a number of groups. This test is sometimes used to justify the assumption of homogeneity of variance when using ANOVA or $t$-tests.
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testing for significant differences in variance while controlling for a covariate
In meta-analysis for variance Senior et al. discuss making "a statistical correction for differences in variance between groups (e.g. by using a standardized mean difference)" and cite Nakagawa et al. …
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1
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Comparison of p values for Levene mean test and Levene median test?
The Conover test, A.K.A., the squared ranks test is the only nonparametric equivalent that I know about of a test of difference of dispersion of data that works under non-normal conditions. That is, t …
- 13.3k
4
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Bartlett's test vs Levene's test
For a less sensitive test for non-normal conditions than Levene's test at least sometimes use Conover's test, AKA squared ranks non-parametric test. I have found this to be at least sometimes preferre …
- 13.3k