Abstract
There is a clear need for validation of a test at both the a priori and the a posteriori stages of development, implementation, scoring and evaluation. Test providers need to consider validity in all its manifestations: context, theory-based, scoring, consequential and criterion-related.
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© 2005 Cyril J. Weir
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Weir, C.J. (2005). Postscript. In: Language Testing and Validation. Research and Practice in Applied Linguistics. Palgrave Macmillan, London. https://doi.org/10.1057/9780230514577_14
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DOI: https://doi.org/10.1057/9780230514577_14
Publisher Name: Palgrave Macmillan, London
Print ISBN: 978-1-4039-1189-6
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