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Re: st: Tobit graphics

From   "Ro'i Zultan" <>
Subject   Re: st: Tobit graphics
Date   Thu, 27 Dec 2012 12:41:18 +0200

Hi Nikos,

I think the following should work for you:
tobit x y, ll(0)
margins, at(y=(0(10)100))
marginsplot, recast(line) recastci(rline) addplot(scatter x y)

With the margins parameters adjusted for your data.


2012/12/26 Kakouros, Nikolaos <>
> Dear all,
> I have a set of data and using a twoway scatter and lfitci to show
> graphically along with the least-squares regression line and confidence
> intervals.
> Another set of data, however, is heavily censored with the dependent
> variable hitting a floor at 0 (and about a third of values actually being at
> zero).
> I noted the recent discussion on Tobit, chaired by Maarten Buis.
> I used tobit x y, ll(0)  for the regression but not sure how to recreate
> the lfitci output (regression line and confidence intervals) using the tobit
> regression info to produce the scatter graphic.
> Any help would be appreciated.
> With seasonal greetings,
> Nikos
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