On Fri, 14 Feb 2003 07:53:46 -0500, "John Fox" <[EMAIL PROTECTED]> said: > I've written replacements for the standard R contrast functions that > produce the kind of more easily parsed (and more readable) contrast names > that I think you have in mind. I intend to include these in the next > release of the car package for R but haven't done so yet. Since the code > isn't very long, I've appended it (and the .Rd documentation file to this > note). Note that R does separate terms in an interaction with a colon. > > I hope that this does what you need. <...> > ## Coefficients: > ## (Intercept) income education > ## 2.275753 0.003522 1.713275 > ## type[T.prof] type[T.wc] income:type[T.prof] > ## 15.351896 -33.536652 -0.002903 > ## income:type[T.wc] education:type[T.prof] education:type[T.wc] > ## -0.002072 1.387809 4.290875
Yes, it's perfect. Thanks so much (and also thanks for your really readable and useful book, including web appendices)! Regards, Jeremy -- Jeremy Howard [EMAIL PROTECTED] ______________________________________________ [EMAIL PROTECTED] mailing list http://www.stat.math.ethz.ch/mailman/listinfo/r-help
