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Re: st: matrix problem
From
Maarten Buis <[email protected]>
To
[email protected]
Subject
Re: st: matrix problem
Date
Wed, 15 May 2013 17:13:37 +0200
you can exctract a scalar from a table using the -el()- function, see
-help el()-.
-- Maarten
On Wed, May 15, 2013 at 5:04 PM, Richard Goldstein
<[email protected]> wrote:
> Hi all,
>
> I am using Newson's -somersd- command (from ssc); results, including the
> piece I want, are saved in a matrix and I can list that matrix:
>
> . mat list r(table)
>
> r(table)[9,1]
> yhat1
> b .62563699
> se .00834334
> t 74.986391
> pvalue 3.73e-257
> ll .60924043
> ul .64203354
> df 452
> crit 1.9652262
> eform 0
>
> My problem comes in attempting to use the [1,1] term (.62563699 here);
> for example, I can't seem to list it:
>
> . matrix li r(table)[1,1]
> [ invalid name
> matrix [1,1] not found
> r(111)
>
> and I can't do what I want to do - add this value to a scalar:
>
> scalar cstat=cstat+r(table)[1,1]
> invalid syntax
> r(198)
>
> note that cstat is not the problem as it is defined (as 0) prior to
> entering my loop
>
> clearly I am doing something wrong but I have been unable to figure out
> what it is or how to fix it
>
> Rich
> *
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--
---------------------------------
Maarten L. Buis
WZB
Reichpietschufer 50
10785 Berlin
Germany
http://www.maartenbuis.nl
---------------------------------
*
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* http://www.ats.ucla.edu/stat/stata/