Browsing by Author "Ong, Y. M."
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Article
Exploration of the validity of gender differences in mathematics assessment using differential bundle functioning
Ong, Y. M.; Williams, J. S.; Lamprianou, Iasonas (2011)The aims of this study are (a) to examine the sources of differential functioning by gender via differential bundle functioning (DBF) in mathematics assessment and (b) to use DBF to explore whether the differential functioning ...
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Article
Exploring Crossing Differential Item Functioning by Gender in Mathematics Assessment
Ong, Y. M.; Williams, J.; Lamprianou, Iasonas (2015)The purpose of this article is to explore crossing differential item functioning (DIF) in a test drawn from a national examination of mathematics for 11-year-old pupils in England. An empirical dataset was analyzed to ...
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Article
Exploring differential bundle functioning in mathematics by gender: the effect of hierarchical modelling
Ong, Y. M.; Williams, J.; Lamprianou, Iasonas (2013)Researchers interested in exploring substantive group differences are increasingly attending to bundles of items (or testlets): the aim is to understand how gender differences, for instance, are explained by differential ...