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Paired t test - using R

Wilcoxon-Mann-Whitney Test


Gives something like this:

Wilcoxon rank sum test data: bfeed and marms W = 158, p-value = 7.866e-12 alternative hypothesis: true mu is not equal to 0 95 percent confidence interval: -9.000012 -6.000045 sample estimates: difference in location -7.999997 Warning messages: 1: cannot compute exact p-value with ties in:
wilcox.test.default(bfeed, marms, conf.int = TRUE, correct = FALSE) 2: cannot compute exact confidence intervals with ties in:
wilcox.test.default(bfeed, marms, conf.int = TRUE, correct = FALSE) >