PSY 3711 1st Edition Lecture 13 Outline of Last Lecture I Signs vs samples II Behavioral assessments III Breadth and fidelity IV Work sample V Simulations VI Assessment centers VII SJT Outline of Current Lecture I Basic premise II Construct validity of grades III Biodata IV References Current Lecture I II Basic premise a The past is the best predictor of future performance b Current behaviors and outcomes current job performance current work behaviors work sample performance c Past behaviors and outcomes past job performance past work behaviors past experience past educational performance past life events past behaviors as evaluated by others Construct validity of grades a What do grades assess i School performance 1 Learning in school 2 Outcomes of successful behaviors in the educational system ii What are the individual differences determinants of grades 1 Cognitive ability 2 Conscientiousness 3 Openness 4 Extraversion 5 Emotional stability iii Issues in using grades as predictors 1 Criterion deficiency These notes represent a detailed interpretation of the professor s lecture GradeBuddy is best used as a supplement to your own notes not as a substitute 2 Criterion contamination differences in instructor harshness leniency differences in course difficulty 3 Non standardization across schools range and meaning differences in courses taken 4 Grades from school records vs self reports 5 Grade inflation over time III IV Biodata a Instruments attempt to gather biographical information about the candidate b Job relevant experiences accomplishments and training will be related to subsequent job performance c Example domains hobbies sports education etc d Developed through one of three different methods empirical keying factor analytic theory or logic based i Empirical keying give a group of people a very large number of biodata items and then see what items work best for predicting performance ii Factor analytic give out a large number of items and then we study how they group together iii Theory based make up the biodata items based on expert judgment or theory e Predict job performance 32 f Depending on the content of the items biodata usually has limited incremental validity over general mental ability References a Sources employment education personal peer b Issues i Legality potential for lawsuits ii Construct validity c Most letters of reference are unstructured d Job performance validity 29 e Better to use standardized personality measures and peer ratings
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