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Estimation of composite score classification accuracy using compound probability distributions
By Christopher Wheadon, Ian Stockford
Published 1 May 2013 -
A-level reform: The view from the inside
By Daniel Acquah,Suzanne Chamberlain,Simon Eason,Ben Jones,Debra Malpass,Lesley Meyer,Anne Pinot de Moira,Ian Stockford,Neil Stringer,Christopher Wheadon
Published 17 Jul 2012 -
Using modern test theory to maintain standards in public qualifications in England
By Christopher Wheadon
Published 13 Jul 2012 -
An Item Response Theory approach to the maintenance of standards in public examinations in England
By Christopher Wheadon
Published 28 Mar 2011 -
By Christopher Wheadon, Anton Béguin
Published 3 Aug 2010 -
By Christopher Wheadon, Ian Stockford
Published 1 Apr 2010 -
By Christopher Wheadon
Published 1 Jun 2009 -
The effect of sample size on item parameter estimation for the partial credit model
By Qingping He, Christopher Wheadon
Published 11 Dec 2008 -
Maintaining standards in UK high-stakes examinations using test equating
By Christopher Wheadon
Published 13 May 2008 -
The comparability of onscreen and paper and pencil tests: no further research required?
By Christopher Wheadon
Published 4 Dec 2007