t c wrote: > I am using R in a Microsoft Windows environment. > > I have a dataset called “mp1b”. I have a variable called h. > > h can take a value from -1 to 5. > > If h <1, I want to create a new dataset called mp2 that is the same as mp1b: > > “mp2<-mp1b” > > If h > 0, I want to set create a dataset mp2, where I limit the original > dataset to those where mp1b$group = =h. similar to: > > “mp2<-subset (mp1b, group= = h)” > > I have tried this ifelse statement, but it does not seem to work as > expected. > > “mp2<-ifelse(h<1,mp1b,subset(mp1b,cluster_q==h))”
mp2 <- if(h<1) mp1b else subset(mp1b,cluster_q==h) Uwe Ligges > Assistance is appreciated. > > > --------------------------------- > > > [[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