PSYC 3250 Chapter Notes - Chapter 8: Factor Analysis, Convergent Validity, Test Act

• School: University of Guelph
• Department: Psychology
• Course: PSYC 3250
• Professor: David Stanley

Document Summary

Validity of measurement: content and construct-oriented validaion strategies. 2 principle problems in psychology are determining whether a test measures what it is supposed to measure and determining whether that test can be used in making accurate decisions. 4 ways of deining validity (four faces of validity: content validity, construct validity, predicive validity, concurrent validity. Stamp collecing: approach of matching types of validity to speciic tesing applicaions. It is not the test itself that is validated, rather the implicaions and conclusions that you reach based on the test scores. Validity of measurement (content and construct: a test is valid if it measures what it is supposed to measure, assessment. There is no universal standard against which test scores can be compared. Established by showing the behaviours sampled by the test are a representaive sample of the atribute being measured. Do the items appear to measure what the test is supposed to measure.