[R] adding regression curve to xyplot

[Deepayan Sarkar]

On Tuesday 30 November 2004 10:18, Austin, Matt wrote:
> Inside the panel, you have to only use the parts of x and y for each
> unique combination of
> factor(lonLabels[whichLon100])*factor(latLabels[whichLat100])
>
>
>
> So use   "thislm <- lm(x[subscripts]~y[subscripts])" in the panel
> function.

That's not true (at least in this situation). The 'x' and 'y' passed to 
the panel function by xyplot are already the appropriate subsets. 
('groups' would have been passed whole, had it been there.)

Deepayan