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Impact Of Different Item Location In Common-Item Test Equating, Luc Le
Impact Of Different Item Location In Common-Item Test Equating, Luc Le
Dr Luc Tu Le
This study used real data and simulation data to investigate the impacts of different item location in common-item test equating. The real data set included responses of about 150 000 students to a generic skills test from a university survey in Columbia in 2011, where each student was assigned randomly to one of four linked test forms. Each form consisted of two of three Critical Reasoning clusters and two of three Quantitative Reasoning clusters (20 items in each cluster). The results of an analysis using Item Response Theory clearly showed that items could become more difficult when located towards the …
Part 1: Lessons Learnt From International Assessments, Dave Tout
Part 1: Lessons Learnt From International Assessments, Dave Tout
David (Dave) Tout
In the first of two related articles, this article attempts to explain what can be learnt from international assessments of adult literacy and numeracy skills, and why there is value and crucial and important lessons for all educators, and others, from the work underpinning these empirically based research endeavours. Whilst some criticism of the surveys is understandable and to be expected, this often blinds readers and the LLN sector from reading between and behind the lines and seeing what value can be generated, gained and learned from such investigations, data and research. The article describes the theoretical frameworks and quality …