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Re: st: trouble using _n-1


From   "Joao Ricardo F. Lima" <jricardofl@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: trouble using _n-1
Date   Tue, 25 Nov 2008 14:20:32 -0300

Martin,

I was reading Joseph's messagen again and actually I was confused. I
was reading concord and thinking about compare. I apologize.

Joao Lima

2008/11/25 Martin Weiss <martin.weiss1@gmx.de>:
> Joao,
>
> please explain your idea a little more comprehensively: how does -assert-
> further Joseph`s cause?
>
>
> HTH
> Martin
>
>
> -----Original Message-----
> From: owner-statalist@hsphsun2.harvard.edu
> [mailto:owner-statalist@hsphsun2.harvard.edu] On Behalf Of Joao Ricardo F.
> Lima
> Sent: Tuesday, November 25, 2008 6:10 PM
> To: statalist@hsphsun2.harvard.edu
> Subject: Re: st: trouble using _n-1
>
> Joseph,
>
> I think that this can do the trick:
>
> by idcode: assert var1-var1[_N-1]==0
>
> HTH,
>
> Joao Lima
>
> 2008/11/25 Joseph Wagner <joseph.wagner@wright.edu>:
>> I wish to use the program -concord- to perform an interrater reliability
> for
>> a rater.  The data is arranged as such:
>>
>> idcode      date    var1   var2
>> --------------------------------------------
>> person1   date    var1   var2
>> person1   date    var1   var2
>> person2   date    var1   var2
>> person2   date    var1   var2
>>
>>
>> there are too many variables and observations for me to -reshape- wide so
> I
>> thought that I could try this:
>>
>> bysort idcode date: concord var1 var1[_n-1]      since the data is arrayed
>> as pairs of observations which I wish to compare
>>
>> but instead of working I get the following error: "_n unknown weight type"
>>
>> Am I forced to try some sort of piecewise -reshape- (sets of variables) or
>> am I just doing this all wrong?
>> *
>> *   For searches and help try:
>> *   http://www.stata.com/help.cgi?search
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>> *   http://www.ats.ucla.edu/stat/stata/
>>
>
>
>
> --
> ----------------------------------------
> Joao Ricardo Lima, D.Sc.
> Professor
> UFPB-CCA-DCFS
> Fone: +553138923914
> Skype: joao_ricardo_lima
> ----------------------------------------
> *
> *   For searches and help try:
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> *   http://www.stata.com/support/statalist/faq
> *   http://www.ats.ucla.edu/stat/stata/
>
> *
> *   For searches and help try:
> *   http://www.stata.com/help.cgi?search
> *   http://www.stata.com/support/statalist/faq
> *   http://www.ats.ucla.edu/stat/stata/
>



-- 
----------------------------------------
Joao Ricardo Lima, D.Sc.
Professor
UFPB-CCA-DCFS
Fone: +553138923914
Skype: joao_ricardo_lima
----------------------------------------
*
*   For searches and help try:
*   http://www.stata.com/help.cgi?search
*   http://www.stata.com/support/statalist/faq
*   http://www.ats.ucla.edu/stat/stata/



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