Am Mittwoch, den 29.08.2007, 14:47 +0000 schrieb b. water:
> i was just trying to learn from this post with my stata 8.2 but got stuck on
> egen axis i.e.:
>
> . egen axis = axis(median rep78), label(rep78)
> unrecognized command: _gaxis
> r(199);
>
> is there a stata 8.2 equivalent for egen axis = axis(varlists) to show what
> nick cox's trying to achieve here?
type
. ssc install egenmore
and try again.
Uli
>
>
> ----Original Message Follows----
> From: "Nick Cox" <[email protected]>
> Reply-To: [email protected]
> To: <[email protected]>
> Subject: RE: st: Sort order in graph box, over() by()
> Date: Tue, 28 Aug 2007 13:36:56 +0100
>
> I think Scott's main idea is right. To solve this, you
> need to create your own grouping variable upstream of
> the graph call.
>
> Here's another way to do it, however, that doesn't
> involve resorting to monkeying with extra observations
> ad hoc.
>
> sysuse auto, clear
> egen median = median(mpg), by(rep)
> egen axis = axis(median rep78), label(rep78)
> graph box mpg, over(axis) by(foreign, b1title(Repair record 1978))
>
> Here you need to have installed -egenmore- from SSC to get -egen, axis()-.
>
> I have posted on this unofficial -egen- function before, so
> here are some related postings:
>
> www.stata.com/statalist/archive/2004-03/msg00454.html
>
> www.stata.com/statalist/archive/2007-07/msg00563.html
>
> www.stata.com/statalist/archive/2004-02/msg00485.html
>
> www.stata.com/statalist/archive/2007-08/msg00562.html
>
> If StataCorp would only add one option to -egen, group()-
> none of this would be necessary!
>
> I have bundled in the example above an extra trick.
> -graph box- won't let you use an -xtitle()-
> in this kind of graph because of -graph-'s dogma
> that the axis in question isn't an x-axis. A
> solution is to invoke -b1title()-.
>
> Those using graphics in Stata <=7 may remember
> that graph axis titles came in various flavours,
> being -l-, -r-, -b- or -t- according to whether
> they were on the left, right, bottom or top.
> It doesn't seem to be documented, but some of
> the associated options still persist in the new
> graphics, chiefly to allow Vince Wiggins a few
> extra handles for the very few occasions that he needs them.
>
> Nick
> [email protected]
>
> Scott Merryman
>
> > Like this?
> >
> > sysuse auto ,clear
> > egen median = median(mpg) ,by(rep)
> > graph box mpg, over(rep, sort(med)) by(fore) name(gr1,replace)
> > set obs 76
> > replace fore = 1 in 75/76
> > replace rep = 1 in 75
> > replace rep = 2 in 76
> > replace med = 18 if rep == 2 & fore == 1
> > replace med = 20 if rep == 1 & fore == 1
> > graph box mpg, over(rep, sort(med)) by(fore) name(gr2,replace)
>
> On 8/27/07, Stefan Kreisel <[email protected]> wrote:
>
> > > I'll give it another (abbreviated, as suggested in the
> > Statalist FAQ...) try after receiving no response to "Forcing
> > sort order in graph box, over() by()" (see that thread for
> > any details).
> > >
> > > Is there a way to individually sort the order of boxes in a
> > given subgraph as produced by the by() option in e.g. -graph
> > box yvar, over(xvar, sort(1)) by(anothergroup)-?
> > >
> > > The problem is that missing categories on a given
> > subgrouping of by() get put on the far right most side of the
> > subgraph; I want them all in the same position in each subgraph.
>
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>
> _________________________________________________________________
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