The average of a series of item characteristic curves is known as
A)the average characteristic curve.
B)the standard error of the item characteristic.
C)a test characteristic curve.
D)the variance ratio curve.

Question

Quizplus · Accepted Answer

A test characteristic curve represents the average of a series of item characteristic curves, summarizing the performance of a test across various levels of ability.

The Average of a Series of Item Characteristic Curves Is