On Fri, Sep 4, 2009 at 8:28 AM, Paul Sweeting<m...@paulsweeting.co.uk> wrote:
> Hi
>
> Well, I think the title says it all! I've looked through the documentation
> but I can't find a way of doing this. The situation is that I have 4 series,
> say a, b, c and d. Series a and c are plotted on the lh y axis, series b and
> d are plotted on the rh (secondary) y axis. I've worked out how to do this.
>
> However, I need to plot series a and b a points (symbols only, no line),
> whislt c and d need plotting as lines (with no symbols). What is the easiest
> way to do this in xyplot? Or should I be using something else?
>
It's hard to be specific without a concrete example, but something
like the following may work:
xyplot(..., type = c("p", "p", "l", "l"), distribute.type = TRUE)
-Deepayan
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