Re: st: RE: overlay

[Berthold Hoppe <berthold.hoppe@charite.de>]

Thanks, this command solves the problem.

Berthold

Am 10 Apr 2008 um 17:02 schrieb Nick Cox:

> -overlay- is a user-written command: the latest version visible to  
> me is
> on SSC.
>
> (You are asked to state where user-written commands you use come  
> from.)
>
> As that version of -overlay- is written for Stata 7, it is  
> incompatible
> with graphics commands
> such as -twoway lfitci- written for Stata 8 up.
>
> Stata 8 up has its own overlay language, and that is what I recommend:
>
> twoway lfitci y x if z == 1 || lfitci y x if z == 2
>
> That said, I don't know why you get the error you do. There is a
> user-written command -sto-
> (also on SSC, and also very out-of-date), but I don't think it is
> connected with -overlay-.
> Installing -sto- would not fix the limitation of -overlay- for your
> purposes.
>
> Nick
> n.j.cox@durham.ac.uk
>
> Berthold Hoppe
>
> I try to overlay two linear prediction plots using
>
> overlay y x, by(z) function(twoway lfitci).
>
> The linear regressions are made, but before graphing a black screen,
> the error "unrecognized command: sto" r(199) is shown.
>
>
>
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