Presents a unified concept of test validity that integrates both the scientific and ethical considerations of test interpretation and use. Argues that the appropriateness, meaningfulness, and usefulness of score-based inferences are inseparable, and that this integration is based on construct validity. (FMW)

The concept of "washback," especially prominent in the field of applied linguistics, refers to the extent to which a test influences teachers and learners to do things they would not otherwise necessarily do. Some writers invoke the notion of washback validity, holding that a test's validity should be gauged by the degree to which it has…

Presents a comprehensive review of validity that includes an empirical evaluation of the actual and potential consequences of score interpretation and use, how those consequences come about, and what determines them. Six distinguishable aspects of construct validity are highlighted as a means of addressing central issues implicit in the notion of…