That works, thanks. In addition, is there a way to specify the color and
symbol for some of the figures in the panel, but not all of them? Seems that
the color and symbol arguments apply to all the figures in the panel.

Thanks,

-Jack

On Fri, Mar 12, 2010 at 11:16 AM, Marc Schwartz <marc_schwartz@me.com>wrote:

> On Mar 12, 2010, at 10:09 AM, Jack Luo wrote:
>
> > Hi,
> >
> > I am trying to use function pairs to plot the scatterplot, but I only
> want
> > to keep the upper triangle, what's the argument to do this?
> >
> > Thanks,
> >
> > -Jack
>
> Try setting the 'lower.panel' argument to NULL.
>
> Compare:
>
>  pairs(USJudgeRatings)
>
> to:
>
>  pairs(USJudgeRatings, lower.panel = NULL)
>
> HTH,
>
> Marc Schwartz
>
>

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