On 2/21/06, Christoph Buser <[EMAIL PROTECTED]> wrote: > Hi Rick > > There may be a better way, but the following should work: > > attributes(vc.fit)$sc
That works but a more direct way would be attr(vc.fit, "sc") By the way, that value is the estimated standard deviation not the estimated variance. > > 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/ > -------------------------------------------------------------- > > > Rick DeShon writes: > > Hi All. > > > > I need a bit of help extracting the residual error variance from the > VarCorr > > structure from lmer. > > > > #Here's a 2-way random effects model > > lmer.1 <- lmer(rating ~ (1|person)+(1|rater), data = dat) > > > > #Get the structure > > vc.fit <- VarCorr(lmer.1) > > > > #results in..... > > $person > > 1 x 1 Matrix of class "dpoMatrix" > > (Intercept) > > (Intercept) 0.7755392 > > > > $rater > > 1 x 1 Matrix of class "dpoMatrix" > > (Intercept) > > (Intercept) 0.2054469 > > > > attr(,"sc") > > [1] 0.5051518 > > > > #I can pull out the person and rater variance components easy enough. For > > example... > > vc.person <- [EMAIL PROTECTED] > > > > I'm sure it's simple but I have not been able to grab the residual variance > > in the last matrix. I simply wish to asign the residual to a scalar > > variable. Any suggestions would be appreciated! > > > > Thanks! > > > > Rick DeShon > > > > > > -- > > Rick DeShon > > 306 Psychology Building > > Department of Psychology > > Michigan State University > > East Lansing, MI 48824-1116 > > > > [[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 > > ______________________________________________ > 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 > ______________________________________________ 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