Validity encompasses all design considerations, administration procedures, and relating to the testing process that makes score inferences useful and meaningful. In each of these examples, the results may not support You might Or consider a screening test for a job in customer service that measures the extraversion but not agreeableness of candidates. As a result, tests can end up being misaligned or unrelated to what they are intended to measure, with scores that have limited meaning or usefulness.Ĭonsider studying diligently for an introductory measurement exam that assesses topics like validity only superficially with recall questions rather than essays that require a deep evaluation of competing ideas. Its status should not be surprising given that yet, it often does not receive the attention it deserves. It is universally praised, but the good works done in its name are remarkably few.Īs noted by Ebel ( 1961), validity is considered the most important feature of a testing program. Validity has long been one of the major deities in the pantheon of the psychometrician. 8.3.2 Confirming PISA Approaches to Learning.8.2.2 Exploring PISA Approaches to Learning. 5.3.4 Interpreting reliability and unreliability.
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