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Re: st: mlabel on marginsplot?


From   Phil Clayton <philclayton@internode.on.net>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: mlabel on marginsplot?
Date   Sat, 20 Oct 2012 08:42:31 +1100

Slightly simpler (but needing a bit of tidying up) is:
sysuse auto,clear
reg price mpg
margins , at(mpg=(5(5)50))
marginsplot, plotopts(mlabel(_margin))

Phil

On 20/10/2012, at 6:10 AM, "Ariel Linden, DrPH" <ariel.linden@gmail.com> wrote:

> As a followup, here is one solution based on Scott's suggested code below:
> 
> sysuse auto,clear
> reg price mpg
> margins , at(mpg=(5(5)50))
> marginsplot
> serset use
> twoway(connected _margin _ci_lb _ci_ub  __000000, mlabel( _margin ))
> 
> This can obviously be modified, but it works!
> 
> Ariel
> 
> -----Original Message-----
> From: Ariel Linden, DrPH [mailto:ariel.linden@gmail.com] 
> Sent: Friday, October 19, 2012 10:03 AM
> To: statalist@hsphsun2.harvard.edu
> Subject: re: Re: Re: st: mlabel on marginsplot?
> 
> This is an excellent catch, Scott! Thank you (and Nick and Roger) for your
> replies!
> 
> Ariel
> 
> Date: Thu, 18 Oct 2012 09:54:48 -0500
> From: Scott Merryman <scott.merryman@gmail.com>
> Subject: Re: Re: st: mlabel on marginsplot?
> 
> On Thu, Oct 18, 2012 at 9:23 AM, Nick Cox <njcoxstata@gmail.com> wrote:
>> You are not giving specific examples of what you tried, but in general 
>> marker labels only work when the values  being plotted and the 
>> variable you want to use as marker label can be related by virtue of 
>> reading across observations. That is the structure is similar to
>> 
>> (y being plotted)  (x being plotted)  (z to use as marker label)
>> 
>> I haven't looked inside -marginsplot- but I think that the way that
>> -marginsplot- works is with a reduced dataset and that reduced dataset 
>> would need to include your marker label variable for this to work.
>> 
> 
> Can see the data set that -marginsplot- use by calling -serset use-  :
> 
> sysuse auto,clear
> reg price mpg
> margins , at(mpg=(5(5)50))
> marginsplot
> serset use
> 
> 
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