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Exploring the use of item response theory models for analysing high-tariff items
By Yaw Bimpeh Published 11 Nov 2019
Assessing comparability of optional questions
By Elizabeth Harrison Published 4 Dec 2018
Difficulty plots: DIF analysis without the partial credit model
By Elizabeth Harrison Published 5 May 2017
Predictive models of question difficulty - A critical review of the literature
By Debra Dhillon Published 1 Feb 2003