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Exploration of questions from GCSE Maths A: Identifying the types of question that candidates find the most and least demanding, within a topic
By Melissa Jackson, Rachel Lismore-Burns Published 23 Mar 2012
NAA enhancing the quality of marking project: The effect of sample size on increased precision in detecting errant marking
By Mudhaffar Al-Bayatti, Ben Jones Published 1 Feb 2005