doBy (4.5-11)

doBy - Groupwise summary statistics, LSmeans, general linear contrasts, various utilities.

doBy originally contained facilities to 'do' something to data stratified 'by' some variables. doBy contains a variety of utilities including: . 1) Facilities for groupwise computations of summary statistics and other facilities for working with grouped data. . 2) LSmeans (least-squares means), general linear contrasts. . 3) Miscellaneous other utilities.

Maintainer: Søren Højsgaard
Author(s): Søren Højsgaard <> and Ulrich Halekoh <> with contributions from Jim Robison-Cox, Kevin Wright, Alessandro A. Leidi and others.

License: GPL (>= 2)

Uses: MASS, Matrix, survival, geepack, ggplot2, lme4, multcomp, pbkrtest
Reverse depends: frailtypack, geepack, gRim, RcmdrPlugin.doBy, refGenome, rpsychi, RVAideMemoire, synbreed, TukeyC
Reverse suggests: bfp, datarobot, gsubfn, PracTools, R2MLwiN, rattle, svydiags

Released about 5 years ago.