Hi Ashta,
See the "..." in ?abline.

HTH,
Jorge


On Thu, Oct 1, 2009 at 9:57 AM, Ashta <> wrote:

> I am trying to plot a line graph for 3 or more regression lines
>
> abline(m1)
> abline(m2)
> abline(m3)
>
> Can I change the color of each line? if so how?
>
> Thanks in advance
> Ashta
>
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>
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