Sele, Ebisine Sylvester - In: International Proceedings of Social and Behavioral Sciences 1 (2013) 1, pp. 166-173
DIF is said to occur if different subgroups, who have equal standing on the construct the test is designed to measure, display different probabilities of passing an item (in test of typical performance). DIF as a condition in which given examinees of equal ability in the trait being measured,...