Hard to help without a short example dataset (please read posting guide!) posted with dput(). You likely want to "paste" together a title for your graph. see ?paste
Rambler1 wrote > > Another simple question that is driving me crazy: > I have a for loop that loops through a matrix and pulls data from two > different variables, computes differences and runs a regression then plots > a formula I made: > > for(i in 1:1){ > halo <- sex[i,] > holder <- get(halo)['2011::'][,6] > halo2 <- sex[i,2] > holder2 <- get(halo2)['2011::'][,6] > ret1<- diff(holder)[-1] > ret2<- diff(holder2)[-1] > model<- lm(ret1 ~ ret2 - 1) > hr <- as.numeric(model$coefficients[1]) > pairs <- ret1 - hr * ret2 > plot(pairs) > } > > The loop works fine and the appropriate number of graphs are printed. > > How would I go about putting a title at the top that would change for each > graph? > That two variables are "halo" and "halo2" form the for loop. > > Ideally I want it to look like this: > plot(pairs, main = halo " vs " halo2) > > Thank you for your help. > -- View this message in context: http://r.789695.n4.nabble.com/Graph-Titles-tp4335020p4336830.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.