plot(raw=TRUE) does this for you: there is little point in fitting by orthogonal polynomials and then converting back.
As the help page says quite explicitly, poly() does not store the orthogonal polynomials: please also consult the reference it gives. It also points out that predict() creates them. On Mon, 12 Feb 2007, Ernst O Ahlberg Helgee wrote: > Hi Folks! > Im using the function poly to generate orthogonal polynomials, but Id like > to see the actual polynomials so that I could convert it to a polynomial > in my original variable. Is that possible and if so how do I do it? > /E -- Brian D. Ripley, [EMAIL PROTECTED] Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/ University of Oxford, Tel: +44 1865 272861 (self) 1 South Parks Road, +44 1865 272866 (PA) Oxford OX1 3TG, UK Fax: +44 1865 272595 ______________________________________________ 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 and provide commented, minimal, self-contained, reproducible code.
