Item response theory is to latent trait theory as observer reliability is to
A) generalizability theory.
B) domain sampling theory.
C) odd-even reliability.
D) inter-scorer reliability.

Question

Quizplus · Accepted Answer

Item response theory is a statistical model that relates the probability of a person answering an item correctly to the person's latent trait. Observer reliability is the degree to which different observers agree on the same observation. Inter-scorer reliability is a type of observer reliability that measures the degree to which different scorers agree on the same score.

Item Response Theory Is to Latent Trait Theory as Observer