PSYC 3050 : Notes 09 29 11 Chapter 6

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2 Jul 2014
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Importance of predictors: selection is about prediction - forecasting who is likely to succeed in jobs based on available data. If we knew who was going to be a good performer, we wouldn"t need predictors. In effect, predictors forecast criteria since we don"t have criterion data. Classification of tests: test systematic procedure for observing behavior and describing it with the aid of numerical scales, types of tests, tests = predictors = assessments, speed vs. power, individual vs. group, paper-and-pencil vs. Summary of reliability types and validity approaches: reliability, test-retest: stability of test over time, parallel forms: equivalence of two tests forms, internal consistency: consistency among test items, construct validity, content: test representative of domain, criterion-related. Predictive: test scores predict future criterion: divergent, convergent. Concurrent: test scores predict current criterion: divergent, convergent. Types of predictors outline: standardized tests, cognitive ability (verbal, mathematical, thinking) Specific: psychomotor, personality, integrity (originally called honesty tests , other predictors:

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