[R] R function to compute kappa statistics for two vector

Bruno L. Giordano bruno.giordano at music.mcgill.ca
Tue Oct 3 00:03:33 CEST 2006


Kappa() in library vcd
kappa2() in library irr
ckappa() in library psy
cohen.kappa() in library concord......

    Bruno
----- Original Message ----- 
From: "Philip He" <hydinghua at gmail.com>
To: <R-help at stat.math.ethz.ch>
Cc: "Rebecca Ding" <hua.ding at vanderbilt.edu>
Sent: Monday, October 02, 2006 5:53 PM
Subject: [R] R function to compute kappa statistics for two vector


> Dear R-user,
>
> Did anybody know how to calculate the kappa statistics of two vectors for
> the agreement? for example:
>
> a<-c(0,1,0,0,1,0)
>
> b<-c(0,1,1,0,0,1)
>
> I know the percent of agreement is 3/6, but how to get the kappa?
>
> [[alternative HTML version deleted]]
>
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>



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