Summary Williams Test results.
Examples
## Example from Sachs (1997, p. 402)
x <- c(106, 114, 116, 127, 145,
110, 125, 143, 148, 151,
136, 139, 149, 160, 174)
g <- gl(3,5)
levels(g) <- c("0", "I", "II")
## Williams Test
res <- PMCMRplus::williamsTest(x ~ g)
summaryZG(res) ## return a data frame instead of a list.
#> t'-value df t'-crit decision alpha
#> mu1 - ctr <= 0 1.357 12 1.782 accept 0.05
#> mu2 - ctr <= 0 2.950 12 1.873 reject 0.05