Which of the following is true regarding Classical Test Theory and/or Item Response Theory (IRT)?
A) Classical Test Theory provides more sophisticated information regarding test items.
B) IRT examines items individually to assess their ability to measure the trait.
C) In IRT, test items are viewed as a whole in an attempt to reduce measurement error.
D) As reliability increases in Classical Test Theory, the measurement error increases.

Question

Quizplus · Accepted Answer

IRT focuses on analyzing items individually to determine how well each item measures the underlying trait, offering a more detailed understanding of item performance compared to Classical Test Theory, which views the test as a whole.

Which of the Following Is True Regarding Classical Test Theory