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Performs pairwise comparisons between group levels with corrections for multiple testing.
pairwise.var.test(resp, fact, p.method = "fdr", alternative = c("two.sided","less", "greater"))
a character string giving the name of the test.
a character string giving the name(s) of the data.
table of results.
method for p-values correction.
response vector.
grouping factor.
method for p-values correction. See help of p.adjust.
p.adjust
a character string specifying the alternative hypothesis, must be one of "two.sided" (default), "greater" or "less".
"two.sided"
"greater"
"less"
Maxime HERVE <maxime.herve@univ-rennes1.fr>
pairwise.perm.var.test
require(graphics) # Bartlett test bartlett.test(count~spray,data=InsectSprays) # Pairwise comparisons pairwise.var.test(InsectSprays$count,InsectSprays$spray)
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