[R] inter-rater agreement index kappa

[Dylan Beaudette]

On Tuesday 26 June 2007 10:14, Nair, Murlidharan T wrote:
> Is there a function that calculates the inter-rater agreement index
> (kappa) in R?
>
> Thanks ../Murli

I have found a couple useful approaches:

# PCC, kappa, rand index
require(e1701)
classAgreement(2x2.table)

# kendall's tau
cor(x,y, method='kendall')

cheers,

-- 
Dylan Beaudette
Soils and Biogeochemistry Graduate Group
University of California at Davis
530.754.7341