RE: st: RE: RE: RE: Graph: Control plot region- contract, not expand

["Fiedler, James (JSC-SK)[USRA]" <james.fiedler-1@nasa.gov>]

No problem. Glad to help.

James
________________________________________
From: owner-statalist@hsphsun2.harvard.edu [owner-statalist@hsphsun2.harvard.edu] On Behalf Of Amanda Blakely Delp [abd35@georgetown.edu]
Sent: Thursday, June 16, 2011 11:56 AM
To: statalist@hsphsun2.harvard.edu
Subject: Re: st: RE: RE: RE: Graph: Control plot region- contract, not expand

Apologies, James-
I didn't think your hint all the way through the first time. Thanks
much; it did what I was looking for.


On Thu, Jun 16, 2011 at 12:25 PM, Fiedler, James (JSC-SK)[USRA]
<james.fiedler-1@nasa.gov> wrote:
> By "range", do you mean y-axis?
> If so, she says explicitly that she wants x-axis restriction.
> If not, I'm not sure how we disagree.
>
> James
>
> ________________________________________
> From: owner-statalist@hsphsun2.harvard.edu [owner-statalist@hsphsun2.harvard.edu] On Behalf Of DE SOUZA Eric [eric.de_souza@coleurope.eu]
> Sent: Thursday, June 16, 2011 11:10 AM
> To: statalist@hsphsun2.harvard.edu
> Subject: st: RE: RE: Graph: Control plot region- contract, not expand
>
> I don't think this is what Amanda wanted.  The way I understand her, she wishes to estimate and fit a line over the range (a b) but only show the graph for that fit over  the range (c d) where a < c and d < b
>
>
> Eric de Souza
> College of Europe
> Brugge (Bruges), Belgium
> http://www.coleurope.eu
>
>
> -----Original Message-----
> From: owner-statalist@hsphsun2.harvard.edu [mailto:owner-statalist@hsphsun2.harvard.edu] On Behalf Of Fiedler, James (JSC-SK)[USRA]
> Sent: 16 June 2011 17:55
> To: statalist@hsphsun2.harvard.edu
> Subject: st: RE: Graph: Control plot region- contract, not expand
>
> Hello,
>
> I haven't seen a response to this yet, so I'll take a stab at it.
>
> I'll have to make some assumptions, since you haven't explicitly said which command you are using.
>
> I assume you're using -twoway lfit-.
>
> Here's another option, which forgoes the convenience of -twoway lfit- but gives extra control:
>
> regress y x
> predict yhat
> twoway (scatter y x if x >= 1 & x <= 10) (line yhat x if x >= 1 & x <= 10, sort(x))
>
>
> James
>
> ________________________________________
> From: owner-statalist@hsphsun2.harvard.edu [owner-statalist@hsphsun2.harvard.edu] On Behalf Of Amanda Blakely Delp [abd35@georgetown.edu]
> Sent: Thursday, June 16, 2011 10:13 AM
> To: statalist@hsphsun2.harvard.edu
> Subject: st: Graph: Control plot region- contract, not expand
>
> Hello all,
>
> I'm trying to create a fairly simple graph- just a scatterplot overlayed with a linear prediction.  My problem is that I can't seem to control which area of the graph to display. I know I can expand the plot region, but there doesn't seem to be a similar code to force-contract it.
>
> All I care about is the 1-10 region on my scale (x-axis), where some outliers are outside of this region.  Of course, if I drop these outliers, the graph region cooperates.  Is it possible to crop the display region without dropping the observations which determine the behavior of the linear prediction?  Like a way to force the command
> "xscale(range(0 10)"?
>
> Ideally, I'd like to compare 2 graphs-- one with the outliers, and one without, but only along the smaller region of the x-axis.
>
> Many thanks-
> Amanda
>
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