Which of the following conclusions about item response theory distinguishes it from classical testing theory?
A) test scores are more reliable for individuals with average ability and less so for individuals with very high or low ability
B) shorter tests can be more reliable than longer tests
C) better suited for computerized adaptive testing
D) all the above

Question

Quizplus · Accepted Answer

Item Response Theory (IRT) is distinguished from classical testing theory by several factors, including its ability to produce reliable scores across a range of abilities (not just for average abilities), its efficiency which allows shorter tests to be as or more reliable than longer ones, and its suitability for computerized adaptive testing, where the difficulty of questions presented to the test-taker is adjusted based on their performance.

Which of the Following Conclusions About Item Response Theory Distinguishes