Research library
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By Lena Gray, William Pointer
Published 1 Sep 2019 -
Assessing comparability of optional questions
By Elizabeth Harrison
Published 4 Dec 2018 -
Setting examination standards: A global perspective
By Lena Gray
Published 1 Oct 2018 -
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 -
Difficulty plots: DIF analysis without the partial credit model
By Elizabeth Harrison
Published 5 May 2017 -
By Jo-Anne Baird, Lena Gray
Published 16 May 2016 -
By Lena Gray, Claire Jackson, Lindsay Simmonds
Published 1 Dec 2015 -
The effect of sample size on item parameter estimation for the partial credit model
By Qingping He, Christopher Wheadon
Published 11 Dec 2008
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