Item Response Theory (IRT) - Psychometric Glossary

A theory that outlines the method for designing, analysing, and scoring tests aimed at measuring a subject's aptitude, attitude or ability. The purpose of item response theory is to make testing more accurate and efficient. It also allows the use of sophisticated online test delivery mechanisms.

See also:

Adaptive Test

Other articles:

Inductive Reasoning, Industrial Psychology or I/O Psychology, Intelligence Test, Internship, In-tray Exercise, Inventory, Ipsative Test, IQ Test (Intelligence Quotient Test)

Start practising psychometric & aptitude tests - check our FREE online demo!