FAQ/kappa/magnitude52013-03-08 10:17:35localhostconverted to 1.6 markup42010-08-03 11:16:36PeterWatson32010-08-03 11:13:37PeterWatson22010-08-03 11:13:24PeterWatson12010-08-03 11:13:14PeterWatsonBenchmarks for kappa (Landis & Koch, 1977) Kappa Strength of Association
0.00 Poor
0.01-0.20 Slight
0.21-0.40 Fair
0.41-0.60 Moderate
0.61-0.80 Substantial
0.81-1.00 Almost Perfect
References Everitt, BS and Hay, DF (1992) Talking about statistics: a psychologist's guide to deisgn and analysis. Edward Arnold:London. Details concerning use and computation of kappa and mention of the above benchmarks. Landis, JR and Koch, GC (1977) The measurement of observer agreement for categorical data. Biometrics, 33, 159-174.