Which is TRUE of item-characteristic curves?
A) They determine which items are fair.
B) They may be used as an aid in assessing whether or not items are biased.
C) They determine which items are most reliable under specified conditions.
D) They may be used as an aid in determining the kurtosis of a distribution of test scores.

Question

Quizplus · Accepted Answer

Item-characteristic curves depict the relationship between an item’s difficulty and the probability of a correct response. They can be used to assess whether or not items are biased by comparing responses from different groups of test-takers. The other options are not accurate descriptions of item-characteristic curves.

Which Is TRUE of Item-Characteristic Curves