abline(v=c(intercept1,intercept2,intercept3)) On 09/06/07, [EMAIL PROTECTED] <[EMAIL PROTECTED]> wrote: > Hi,I have a result from polr which I fit a univariate variable (of ordinal > data) with probit function. What I would like to do is to overlay the plot of > my fitted values with the different intercept for each level in my ordinal > data. I can do something like:lines(rep(intercept1, 1000), > seq(from=0,to=max(fit),by=max(fit)/1000))where my intercept1 is, for example, > the intercept that breaks between y=1 and y=2 labels and the max(fit) is the > maximum of overall fitted values or maximum of all ordinal y labels. I'm > wondering if there is better way to do this? If you could let me know, I > would really appreciated. Thank you.- adschai > > [[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 > and provide commented, minimal, self-contained, reproducible code. >
-- ================================= David Barron Said Business School University of Oxford Park End Street Oxford OX1 1HP ______________________________________________ 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.
