Valsts valodas centra izstrādātie izglītības, mākslas un kultūras termini

Konteksts: [..] A group of mathematical models for relating an individual's test performance to that individual's level of ability. These models are based on the fundamental theory that an individual's expected performance on a particular test question, or item, is a function of both the level of difficulty of the item and the individual's level of ability. [..]
Avots: Common European Framework of Reference for Languages: Learning, Teaching, Assessment