Titlebook: Language Testing and Validation; An Evidence-Based Ap Cyril J. Weir Book 2005 Palgrave Macmillan, a division of Macmillan Publishers Limite

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Before the Test Event: , Validity EvidenceThere are two aspects to theory-based validity. One concerns . evidence collected before the test event, the other . evidence generated after the test has been administered (Weir 1988a).

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Context Validity in ActionThe last decade of the twentieth century saw a general decline in the prestige of psychometric, statistically-driven approaches to testing. In its place there has been a growing interest in the importance of . in defining domain of use . conditions and .

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Key SourcesThe key references have been appended at the ends of chapters and you are recommended to look at these to obtain a reasonable overview of the field. A few of the core books of relevance to language testers are listed below.

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Research and Practice in Applied Linguisticshttp://image.papertrans.cn/l/image/581005.jpg

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Scoring Validity in Actiontest development which could potentially impact on the reliability of our tests. Hughes (2003: Chapter 5) examines a number of these specifically in relation to reliability. He provides a set of guidelines for making the test task itself more likely to produce reliable scores:.And in relation to the scoring of test performance itself:

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External Validities in Actione needs to be generated to demonstrate that it is valid. Two further steps need to be taken. The first involves looking for an external criterion beyond the test in question against which it might be measured.