Research library
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By Christopher Wheadon
Published 1 Jun 2009 -
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 -
Item banking with a test construction interface: An evaluation of a prototype
By Claire Whitehouse, Qingping He, Christopher Wheadon
Published 17 Nov 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 -
Sex differences in objective test performance
By Roger Murphy
Published 1 Jun 1982 -
The achieved weights of examination components
By Robert Adams, Roger Murphy
Published 1 Mar 1982 -
A further report of investigations into the reliability of marking of GCE examinations
By Roger Murphy
Published 1 Feb 1982 -
By Roger Murphy
Published 1 Feb 1981
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