Establishing measurement equivalence is important because inaccurate assessment may lead to incorrect estimates of effects in research, and to suboptimal decisions at the individual, clinical level.
Statistics used to detect differential item functioning can also reflect differential strengths and weaknesses in the performance characteristics of population subgroups. In turn, item features ...
Citations: Panter, A., Taya Cohen, Brenda DeVellis, Robert DeVellis, Thespina Yamanis, Joanne Jordan. 2009. Factor Structure and Differential Item Functioning of the Center for Epidemological ...
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