PSYCHOLOGY Lecture Notes - Lecture 6: Barnum Effect, Construct Validity, Trait Theory
20 Jun 2021
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Look at the consistency with which an applicant responds to items measuring a similar dimension or construct. (personality trait, ability, area of knowledge) (cid:132) (cid:132) (cid:132) (cid:132) The extent to which similar items are answered in similar ways. The extent to which responses to the same test items are consistent. The extent to which test items measure the same construct. The more homogeneous the items, the higher the internal consistency. Page 2 of 5 (cid:122) split-half method is the easiest to use, as items on a test are split into two groups. Establishing the usefulness of a selection device: taylor-russell tables. Proportion of correct decision (cid:122) a utility method that compares the percentage of times a selection decision was accurate with the percentage of successful employees. Tenure (cid:132) the length of time an employee has been with an organization. Determining fairness of a test: measurement bias, refers to the technical aspects of a test/ b)
