Sonia Vieira
Monday, November 17, 2025
A Practical Guide to Post-Hoc Pairwise Comparisons: Choosing Between Liberal and Conservative Tests
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Introduction When comparing k populations using ANOVA, there are m = k(k-1)/2 possible pairwise comparisons between means. If these compar...
Saturday, November 15, 2025
Paradigm
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Any discussion on the History and Philosophy of Science necessarily involves the work of Thomas Samuel Kuhn (1922-1996), who authored, amo...
Monday, October 27, 2025
A Practical Rule for Residual Degrees of Freedom in ANOVA
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Imagine you are conducting an experiment in an area with a fertility gradient. The land is on a slope and is therefore more fertile at the...
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