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Hambleton, Ronald K.1
Robin, Frederic1
Zenisky, April L.1
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Zenisky, April L.; Hambleton, Ronald K.; Robin, Frederic – Educational Assessment, 2004
Differential item functioning (DIF) analyses are a routine part of the development of large-scale assessments. Less common are studies to understand the potential sources of DIF. The goals of this study were (a) to identify gender DIF in a large-scale science assessment and (b) to look for trends in the DIF and non-DIF items due to content,…
Descriptors: Program Effectiveness, Test Format, Science Tests, Test Items