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Huang, Xiaoting; Wilson, Mark; Wang, Lei – Educational Psychology, 2016
In recent years, large-scale international assessments have been increasingly used to evaluate and compare the quality of education across regions and countries. However, measurement variance between different versions of these assessments often posts threats to the validity of such cross-cultural comparisons. In this study, we investigated the…
Descriptors: Test Bias, International Assessment, Science Tests, Test Validity
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Wiliam, Dylan – Review of Research in Education, 2010
The idea that validity should be considered a property of inferences, rather than of assessments, has developed slowly over the past century. In early writings about the validity of educational assessments, validity was defined as a property of an assessment. The most common definition was that an assessment was valid to the extent that it…
Descriptors: Educational Assessment, Validity, Inferences, Construct Validity