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Re: st: Kappa Weights


From   sjsamuels@gmail.com
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: Kappa Weights
Date   Wed, 4 Nov 2009 18:08:54 -0500

I was also incorrect in stating that the conditional kappa would be
zero in Theron's table
-Steve

On Wed, Nov 4, 2009 at 5:31 PM,  <sjsamuels@gmail.com> wrote:
>  As I reread Theron's  posts, I now believe he meant that one of the
> raters is considered the standard.  Conditional kappa might be useful
> for comparison with other studies.  In this situation (no negatives by
> the standard), it should be similar to the proportion of times the
> fallible rater agrees with the standard.
>
> -Steve
>
>
>>Apparently, in Theron's table, only one rater declared that any
>>samples were negative. If so, conditional kappa  is zero (observed a =
>>expected a)  and his computation is finished.
>



-- 
Steven Samuels
sjsamuels@gmail.com
18 Cantine's Island
Saugerties NY 12477
USA
845-246-0774

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