GGally, Hmisc, MASS, OneTwoSamples, TeachingDemos, agricolae,
e1071, gdata, granova, granovaGG, gridExtra, hcci, lattice,
lmPerm, lmtest, multcomp, multcompView, plyr, qcc, reshape,
sandwich, scales, vcd, xlsx
GGally, Hmisc, MASS, OneTwoSamples, TeachingDemos, agricolae,
e1071, gdata, granova, granovaGG, gridExtra, hcci, lattice,
lmPerm, lmtest, multcomp, multcompView, plyr, qcc, reshape,
sandwich, scales, vcd, vdiffr, xlsx, testthat (>= 3.0.0)