try this:

> par(mfcol=c(2,2))
> plot(0)
> plot(0)
> plot(0)
> plot(0)
> mtext('main title', outer=TRUE, line=-1)
>



On 5/11/06, John Sorkin <jsorkin@grecc.umaryland.edu> wrote:
>
> I want to place four plots on a page, and I would like to have all four
> plots share a common title. I have tried the following code, but the
> title is centered over the fourth graph and not centered across all four
> plots. Does anyone have any suggestions?
>
> R 2.1.1
> windows xp
>
> oldpar<-par(mfcol =c(1,4),ask=TRUE)
>
>
> plot(p,varp)
> plot(p,SEp)
> plot(p,CVp)
> plot(p,ppval)
>
> title(paste("P and 95%CI for a sample size of",n,"subjects."))
>
> Thanks,
> John
>
> John Sorkin M.D., Ph.D.
> Chief, Biostatistics and Informatics
> Baltimore VA Medical Center GRECC and
> University of Maryland School of Medicine Claude Pepper OAIC
>
> University of Maryland School of Medicine
> Division of Gerontology
> Baltimore VA Medical Center
> 10 North Greene Street
> GRECC (BT/18/GR)
> Baltimore, MD 21201-1524
>
> 410-605-7119
> jsorkin@grecc.umaryland.edu
>
> ______________________________________________
> 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
>



-- 
Jim Holtman
Cincinnati, OH
+1 513 646 9390 (Cell)
+1 513 247 0281 (Home)

What is the problem you are trying to solve?

	[[alternative HTML version deleted]]


