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RE: st: superimpose 45 degree line in -scatter-


From   "Dimitriy V. Masterov" <dvmaster@lily.src.uchicago.edu>
To   statalist@hsphsun2.harvard.edu
Subject   RE: st: superimpose 45 degree line in -scatter-
Date   Sun, 7 Mar 2004 10:54:33 -0600 (CST)

I apologize for my mistake. It's most certainly 30. I blame it on putting
.3 tablespoons of coffee into the machine this morning instead of the
usual 3.

DVM


On Sun, 7 Mar 2004, Nick Cox wrote:

> A gradient of .3 doesn't give you a 30 degree line.
>
> Setting aside any question of aspect ratio, a gradient
> of .3 corresponds to about 17 degrees.
>
> Nick
> n.j.cox@durham.ac.uk
>
> > -----Original Message-----
> > From: owner-statalist@hsphsun2.harvard.edu
> > [mailto:owner-statalist@hsphsun2.harvard.edu]On Behalf Of Dimitriy V.
> > Masterov
> > Sent: 07 March 2004 16:35
> > To: statalist@hsphsun2.harvard.edu
> > Subject: Re: st: superimpose 45 degree line in -scatter-
> >
> >
> >
> >
> > For adding lines, my quick and dirty solution is to plot x
> > against x and
> > not label the line, using twoway command. This will give you
> > a 45 line.
> > You can define some variables to give you any slope you want.
> > For example,
> > if you wanted a 30 line.
> >
> > gen h=_n;
> > gen v=.3*x;
> >
> > Here is the command:
> >
> > twoway (scatter y x, sort) (line v x),  legend(off);
> >
> > Perhaps there is a more elegant way.
> >
> > DVM
> >
> >
> > On Sun, 7 Mar 2004 absc11@bangor.ac.uk wrote:
> >
> > > Dear Statalisters,
> > >
> > > I'm using Stata 8 and I would like to know whether and how
> > it is possible to
> > > superimpose a 45 degree line, a 30 degree line, etc over a
> > -scatter- graph.
> > >
> > > Further, does Stata support graphs in polar coordinate
> > planes? Or did someone
> > > wrote something on this?
> > >
> > > many thanks in advance,
> > > Dimitris Christodoulou
> > >
> > > --
> > > This mail sent through http://webmail.bangor.ac.uk
> > > *
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> > > *   http://www.ats.ucla.edu/stat/stata/
> > >
> >
> > ______________________________________________________________
> > _________________
> > Dimitriy V. Masterov
> >
> > Work:
> > Center for Social Program Evaluation
> > 1155 East 60th St. Room 038
> > Chicago, IL 60637
> > Work: (773)256-6005
> > Fax: (773)256-6313
> >
> > Home:
> > 1312 East 53rd St., Apt.309
> > Chicago, IL 60615
> > Mobile: (773)220-2760
> >
> >
> >
> > *
> > *   For searches and help try:
> > *   http://www.stata.com/support/faqs/res/findit.html
> > *   http://www.stata.com/support/statalist/faq
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> >
>
> *
> *   For searches and help try:
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>

_______________________________________________________________________________
Dimitriy V. Masterov

Work:
Center for Social Program Evaluation
1155 East 60th St. Room 038
Chicago, IL 60637
Work: (773)256-6005
Fax: (773)256-6313

Home:
1312 East 53rd St., Apt.309
Chicago, IL 60615
Mobile: (773)220-2760



*
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