See the help for 'biplot'.  For example:

require(graphics)
biplot(princomp(USArrests), xlabs=rep("+",nrow(USArrests)))


Kevin

On Fri, Apr 20, 2012 at 12:52 PM, Filoche <pmassicotte@hotmail.com> wrote:

> Hi everyone.
>
> I performing a simple PCA using the princomp function. Then, I use the
> biplot function to show it. However, the function use line number to
> represent samples. I would like to know if there's a way to use a dot
> (point) instead of the line number when using the biplot function.
>
> With regards,
> Phil
>
> --
> View this message in context:
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> Sent from the R help mailing list archive at Nabble.com.
>
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> and provide commented, minimal, self-contained, reproducible code.
>



-- 
Kevin Wright

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