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Constructing validity arguments for test combinations
By Saskia Wools, Theo Eggen, Anton Béguin Published 24 Nov 2015
Teachers' estimates of candidates' grades: Curriculum 2000 Advanced Level Qualifications
By Debra Dhillon Published 19 Oct 2010
Predictive models of question difficulty - A critical review of the literature
By Debra Dhillon Published 1 Feb 2003