If observers disagree 20 times out of 80,then the interrater reliability is
A).25.
B).75.
C)4.0.
D)not able to be determined.

Question

Quizplus · Accepted Answer

Interrater reliability is the degree to which different observers agree with each other. It is generally expressed as a proportion or a percentage. In this case, the proportion of disagreements is 20/80 = 0.25, which means that the observers agree 75% of the time. Therefore, the interrater reliability is 75%, or choice B.

If Observers Disagree 20 Times Out of 80,then the Interrater