| agree {irr} | R Documentation |
Simple and extended percentage agreement
Description
Computes simple and extended percentage agreement among raters.
Usage
agree(ratings, tolerance=0)
Arguments
ratings |
n*m matrix or dataframe, n subjects m raters. |
tolerance |
number of successive rating categories that should be regarded as rater agreement (see details). |
Details
Missing data are omitted in a listwise way.
Using extended percentage agreement (tolerance!=0) is only possible for numerical values. If tolerance equals 1, for example, raters differing by one scale degree are interpreted as agreeing.
Value
A list with class '"irrlist"' containing the following components:
$method |
a character string describing the method applied for the computation of interrater reliability. |
$subjects |
the number of subjects examined. |
$raters |
the number of raters. |
$irr.name |
a character string specifying the name of the coefficient. |
$value |
coefficient of interrater reliability. |
Author(s)
Matthias Gamer
See Also
kappa2,
kappam.fleiss,
kappam.light
Examples
data(video)
agree(video) # Simple percentage agreement
agree(video, 1) # Extended percentage agreement