Valsts valodas centra izstrādātie izglītības, mākslas un kultūras termini

Konteksts: [..] Discrimination - The power of an item to discriminate between weaker and stronger candidates. Various indices of discrimination are used. Some (e.g. point-biserial, biserial) are based on a correlation between the score on the item and a criterion, such as total score on the test or some external measure of proficiency. Others are based on the difference in the item's difficulty for low and high ability groups. In item response theory the 2 and 3 parameter models estimate item discrimination as the A-parameter. [..]
Avots: Common European Framework of Reference for Languages: Learning, Teaching, Assessment