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Constructing validity arguments for test combinations
By Saskia Wools, Theo Eggen, Anton Béguin
Published 24 Nov 2015 -
The effect of differential motivation on IRT linking
By Marie-Anne Mittelhaëuser, Anton Béguin, Klaas Sijtsma
Published 1 Sep 2015 -
Regulation and the qualifications market
By Ben Jones
Published 1 Apr 2011 -
Awarding GCSE and GCE - time to reform the code of practice?
By Ben Jones
Published 1 Nov 2009 -
By Mudhaffar Al-Bayatti, Ben Jones
Published 1 Feb 2005