The Kappa statistic:
A) Is a measure of inter-judge validity
B) Compares the level of agreement between two judges against what might have been predicted by chance
C) Ranges from 0 to +1
D) Is acceptable above a score of 0.5

Question

Quizplus · Accepted Answer

The Kappa statistic measures inter-rater reliability by comparing the observed agreement between two judges to the agreement expected by chance. It typically ranges from -1 to +1, not 0 to +1, and a score above 0.6 is generally considered acceptable, not 0.5.

The Kappa Statistic