The authors present useful examples and studies of DIF that readers may employ as a guide in their own work. They also cover major statistical packages that can be employed in DIF analysis (e.g., SPSS, SAS, M+, Minitab, and Systat). This text is ideal for the measurement professional or advanced student who deals with educational or psychological assessment.
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comprehensive introduction to dif. however, i missed some more advanced topics, eg a discussion on which tests are useful when investigating dif in a logistic regression framework.