[R] plotting data with ellipse confidence intervals

Peter Ehlers ehlers at ucalgary.ca
Mon Jul 5 19:23:57 CEST 2010

On 2010-07-05 7:48, web reg wrote:
> Hi,
> I would like to plot a set of paired means (as X Y data) with unique
> confidence intervals for each (creating a set of ellipses, each with it's
> own centre point and shape).
> Would appreciate any advice out there!
> Cheers,
> Ged

If you have only the means, then you can't
plot CIs and ellipses.

If you have the original paired data, then
have a look at the car::ellipse function and

   -Peter Ehlers

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