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Re: st: R: variable not found?


From   Christian Otchia <bensamen@gmail.com>
To   "statalist@hsphsun2.harvard.edu" <statalist@hsphsun2.harvard.edu>
Subject   Re: st: R: variable not found?
Date   Mon, 24 Oct 2011 17:40:06 +0900

Paul,

You should format the variable after pasting in Stata 11.

Try this:

format %6.1g GROUP


test GROUP


Sent from my iPhone

On 2011/10/24, at 17:04, "Carlo Lazzaro" <carlo.lazzaro@tin.it> wrote:

> Dear Paul,
> all works fine for me with Stata 9.2/SE.
> I can replicate the error you reported on by "forgetting" that Stata is
> case-sensitive (please, see at the bottom of the following Stata slip).
> HTH and Kindest Regards,
> Carlo
> -----------------------------------------------------------------------
> manova  motiv aspire algebra geom= group
> 
>                           Number of obs =       8
> 
>                           W = Wilks' lambda      L = Lawley-Hotelling trace
>                           P = Pillai's trace     R = Roy's largest root
> 
>                  Source |  Statistic     df   F(df1,    df2) =   F   Prob>F
>              -----------+--------------------------------------------------
>                   group | W   0.4949      1     4.0     3.0     0.77 0.6120
> e
>                         | P   0.5051            4.0     3.0     0.77 0.6120
> e
>                         | L   1.0205            4.0     3.0     0.77 0.6120
> e
>                         | R   1.0205            4.0     3.0     0.77 0.6120
> e
>                         |--------------------------------------------------
>                Residual |                 6
>              -----------+--------------------------------------------------
>                   Total |                 7
>              --------------------------------------------------------------
>                           e = exact, a = approximate, u = upper bound on F
> 
> 
> . mvreg motiv aspire algebra geom = group
> 
> Equation          Obs  Parms        RMSE    "R-sq"          F        P
> ----------------------------------------------------------------------
> motiv               8      2    16.44815    0.0599   .3823938   0.5591
> aspire              8      2    12.11901    0.0090   .0543859   0.8234
> algebra             8      2    13.90122    0.1842   1.354984   0.2886
> geom                8      2    11.11769    0.1715   1.241692   0.3078
> 
> ----------------------------------------------------------------------------
> --
>             |      Coef.   Std. Err.      t    P>|t|     [95% Conf.
> Interval]
> -------------+--------------------------------------------------------------
> --
> motiv        |
>       group |  -7.428001   12.01203    -0.62   0.559    -36.82039
> 21.96439
>       _cons |      55.73   9.496346     5.87   0.001     32.49328
> 78.96672
> -------------+--------------------------------------------------------------
> --
> aspire       |
>       group |  -2.063999   8.850472    -0.23   0.823    -23.72032
> 19.59233
>       _cons |      73.02   6.996913    10.44   0.000     55.89917
> 90.14083
> -------------+--------------------------------------------------------------
> --
> algebra      |
>       group |  -11.81733   10.15202    -1.16   0.289    -36.65842
> 13.02376
>       _cons |   62.40333   8.025874     7.78   0.000     42.76473
> 82.04194
> -------------+--------------------------------------------------------------
> --
> geom         |
>       group |  -9.047335    8.11921    -1.11   0.308    -28.91433
> 10.81966
>       _cons |   78.57333   6.418799    12.24   0.000      62.8671
> 94.27957
> ----------------------------------------------------------------------------
> --
> 
> . test  group
> 
> ( 1)  [motiv]group = 0
> ( 2)  [aspire]group = 0
> ( 3)  [algebra]group = 0
> ( 4)  [geom]group = 0
> 
>       F(  4,     6) =    1.53
>            Prob > F =    0.3049
> 
> 
> 
> . test  GROUP
> GROUP not found
> r(111);
> -----------------------------------------------------------------------
> -----Messaggio originale-----
> Da: owner-statalist@hsphsun2.harvard.edu
> [mailto:owner-statalist@hsphsun2.harvard.edu] Per conto di Paul Burkander
> Inviato: lunedì 24 ottobre 2011 3.54
> A: statalist@hsphsun2.harvard.edu
> Oggetto: st: variable not found?
> 
> Hi all,
> 
> I'm trying to help my wife do some stata homework, and we've run into
> some odd behavior.
> 
> Below is a sample of the data.  She's supposed to do a manova of
> MOTIV,ASPIRE,ALGEBRA,GEOM, on GROUP , then mvreg, then test the
> restriction that the coefficients on GROUP are zero in all four
> equations.  After doing the manova and mvreg, we typed test GROUP, but
> receive the error message "GROUP not found."
> 
> Any ideas?  Perhaps we're doing something dumb?  She entered the data
> by pasting into the data editor.  We're using Stata 11 SE and I just
> did a full update.
> 
> Thanks, Paul
> 
> MOTIV,ASPIRE,ALGEBRA,GEOM,GROUP
> 74.31,78.57,68.59,78.57,1
> 27.15,61.91,37.15,71.43,1
> 64.31,90.48,67.16,83.34,1
> 40.01,64.29,48.59,59.53,1
> 35.73,59.53,31.44,54.76,1
> 55.73,83.34,60.02,85.72,0
> 52.87,64.29,62.88,69.05,0
> 58.59,71.43,64.31,80.95,0
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> 
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