What search terms did you use? Have you considered the "multcomp" and "multtest" packages?
spencer graves p.s. If you'd like more help from this list, I suggest you read the posting guide! "www.R-project.org/posting-guide.html". Anecdotal evidence suggests that posts more closely aligned with this guide tend to get quicker, more useful replies. Nicolas Poulet wrote: > Hello, > > Despite my search, I didn't find a post-hoc test for an ANCOVA. > > I used the functions aov() and lm() to run the ANCOVA then I tried > TukeyHSD() but it didn't work (because of the covariable is a continuous > variable?). > > Furthermore, I would like to plot the adjusted values (i.e. the values of > the tested variable taking into account the covariable). > > Thanks for your help! > > N. Poulet > > > [[alternative HTML version deleted]] > > ______________________________________________ > R-help@stat.math.ethz.ch mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html -- Spencer Graves, PhD Senior Development Engineer PDF Solutions, Inc. 333 West San Carlos Street Suite 700 San Jose, CA 95110, USA [EMAIL PROTECTED] www.pdf.com <http://www.pdf.com> Tel: 408-938-4420 Fax: 408-280-7915 ______________________________________________ R-help@stat.math.ethz.ch mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html