[rkward-devel] pie chart

[Stefan Roediger]

Am Donnerstag, 9. August 2007 20:25:46 schrieb I. Soumpasis:
> 2007/8/9, Stefan Roediger <stefan_roediger at gmx.de>:
> > Yes of course that's basically possible but I would like to find a way to
> > do
> > some sophisticated equations like:
> > fit <- lm(y ~ x + I(x^2) + I(x^3) + I(x^4) + I(x^5))
> > But currently I don't see it from the code GUI side.
>
> I suppose this could be achieved with a text input frame where the user can
> write - though it would be better to drag and drop the variables and write
> also in this text box, but I don't know if the latter is supported.

I had a similar idea at the begining. But as you say the text input frame is 
not really a convenient solution. Difficoult IMHO. Rcmdr does it much better 
in comparison.

>
> > 2. The user should get a choice of plotting. The plot (lm(x~y)) gives
> > four
> >
> > > plots. If we use par(mfrow=c(2,2)) and then the plot(lm(x~y)) could
> > > give use the four graphs in one plot.
> >
> > I played around with that before and must say it's certainly needed but
> > I'm no
> > longer sure if the par(mfrow=c(n,m)) approach is the best. Having single
> > plots of plot (lm ()) is better since it's easier to read and work with
> > later
> > on. But this could be done as option of course.
>
> Yes I know, just a proposal.

I mean for the moment being it's the only one we could use.

>
> Regards,
> Ilias

Regards
Stefan