Ramon Diaz-Uriarte rdiaz02 at gmail.com
Sat Jan 6 20:35:22 CET 2007

On 1/6/07, Michael Kubovy <kubovy at virginia.edu> wrote:
> On Jan 6, 2007, at 8:34 AM, John Cardinale wrote:
> > Are there any R function which can do analysis of covariance?
> ?lm
> RSiteSearch('ancova')

Given the question, you'll probably need to find "how to do an ancova
with lm". Several documents in
http://cran.r-project.org/other-docs.html will show you how (and why
ancova is just one special case of linear model). In particular, I
think Faraway's "Practical regression and Anova using R" has explicit
chapters/sections for Ancova. Many of other standard texts on R/S do


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Ramon Diaz-Uriarte
Statistical Computing Team
Structural Biology and Biocomputing Programme
Spanish National Cancer Centre (CNIO)

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