Research library
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By Lena Gray, Emma Armitage, Ruth Johnson, Stephen Wooding
Published 1 Aug 2018 -
Inter-subject comparability of examination standards in GCSE and GCE in England
By Qingping He, Ian Stockford, Michelle Meadows
Published 28 Feb 2018 -
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 -
Developing grade descriptions for the new GCSEs: considerations and challenges
By Stuart Cadwallader
Published 14 May 2014 -
How policy formation and implementation interacts with risks to high stakes qualifications
By Stuart Cadwallader, Kate Tremain
Published 25 Oct 2013 -
By Stuart Cadwallader
Published 26 Oct 2012 -
By Christopher Wheadon, Anton Béguin
Published 3 Aug 2010 -
Principles and practice of on-demand testing
By Christopher Wheadon, Claire Whitehouse, Victoria Spalding, Kate Tremain, Melody Charman
Published 1 Jan 2009 -
The effect of sample size on item parameter estimation for the partial credit model
By Qingping He, Christopher Wheadon
Published 11 Dec 2008