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Unformatted text preview: degree to which responses to these items vary together Internal Consistency is one reason you often find apparently repetitive questions on tests Validity Test Validity answers the question; does this test measure what it’s supposed to measure? Validity refers to the confidence one has in the meaning attached to the scores Validity often refers to the evidence that the test is job related Performance on the test is a valid predictor of subsequent performance on the job Criterion Validity means demonstrating that those who do well on the test also do well on the job and that those who do poorly on the test do poorly on the job A predictor is the measurement that you are trying to relate to a criterion Content Validity is demonstrated by showing that the test constitutes a fair sample of the content of a job...
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- Fall '08