On Sun, 10 Apr 2011, Joe P King wrote:
> Is there a way to get confidence intervals around an ordered regression
like
> polr() in the MASS package?
Please don't both ask the author directly *and* post to a forum.
The answer is the same as the one I sent you directly.
- For what do you want CIs, and why? The fits/predictions are
probabilities, and CIs for probabilities are rarely useful.
- You can do this by simulation, and simulate() has a polr method.
> -------------------------------------------
>
> Joe King, M.A.
>
> Ph.D. Student
>
> University of Washington - Seattle
>
> 206-913-2912
>
> <mailto:jp at joepking.com> jp at joepking.com
>
> -------------------------------------------
>
> Ad astra per aspera - "Through hardships to the stars"
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Please don't send HTML when asked in the posting guide not to: that is
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--
Brian D. Ripley, ripley at stats.ox.ac.uk
Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/
University of Oxford, Tel: +44 1865 272861 (self)
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