[R] plotting groupedData object

[Osman Al-Radi]

My apologies:

library(nlme)
gd<-groupedData(y~time|subject,outer=~group)
plot(gd, outer=T)

this produces a pannel per group with a curve per subject
I need in addition to that the mean (or lowess) y in each panel.

thanks

osman


On 5/1/06, Deepayan Sarkar <deepayan.sarkar at gmail.com> wrote:
> On 5/1/06, Osman Al-Radi <osman.al.radi at gmail.com> wrote:
> > Dear R-Help,
> >
> > I am using R2.3.0, nlme library on Windows XP.
> >
> > I created a grouped data object with y, subject, group and time variables.
> >
> > I can plot the data using
> >
> > plot.nfnGroupedData(form=y~time|subject,outer=~group)
> >
> > This gives me individual curves (connected points) for each subject in
> > separate panels for each group.
> >
> > I would also like to add to the plot a curve with the mean y at each time
> > point for each group. how can I do that?
>
> Reproducible example please.
>
> Deepayan
>