MASS, scales, geometry, deldir, mirt, GPArotation, optimr,
Hmisc, car, dunn.test, gplots, lattice, polycor, dae, rgl,
xtable, mvtnorm
MASS, scales, geometry, deldir, mirt, GPArotation, Hmisc, car,
dunn.test, gplots, lattice, polycor, dae, xtable, mvtnorm,
psych, ThreeWay, knitr