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Wiliam, Dylan – Assessment in Education: Principles, Policy & Practice, 2008
While international comparisons such as those provided by PISA may be meaningful in terms of overall judgements about the performance of educational systems, caution is needed in terms of more fine-grained judgements. In particular it is argued that the results of PISA to draw conclusions about the quality of instruction in different systems is…
Descriptors: Test Bias, Test Construction, Comparative Testing, Evaluation