On Fri, 5 Mar 2004, pallier wrote: ...
> Actually, the different types of main effects defined above just > correspond to different > contrasts on the cell means. So if there is an easy solution to compute > arbitrary contrasts > on the cell means in a factorial design, this could an approach to this > question. (Anyone?) There are at least three such ways. ?contrasts (for the assignment function contrasts<-) and ?C, as well as the contrasts= argument to aov (the function you were discussing ...). -- Brian D. Ripley, [EMAIL PROTECTED] Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/ University of Oxford, Tel: +44 1865 272861 (self) 1 South Parks Road, +44 1865 272866 (PA) Oxford OX1 3TG, UK Fax: +44 1865 272595 ______________________________________________ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
