Hi It is not so clear to me what your intention is. Could you provide a reproducible example to show what you want to do.
Regards, Christoph Buser -------------------------------------------------------------- Christoph Buser <[EMAIL PROTECTED]> Seminar fuer Statistik, LEO C13 ETH (Federal Inst. Technology) 8092 Zurich SWITZERLAND phone: x-41-44-632-4673 fax: 632-1228 http://stat.ethz.ch/~buser/ -------------------------------------------------------------- Gao Fay writes: > Hi, > > I use anova() to find interaction effect and then I need to find data with > main effect from those data with interaction effect. How to do that? > > I used : anova(lm(data~factor1*factor2)), then select data with interaction > effect. Then I need to select those data also with main effect of factor1 > or factor2, from previous selected data. How to do that? Many thanks for > your time on my quesiton! > > Fay > > ______________________________________________ > [email protected] mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html ______________________________________________ [email protected] mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
