PSC 162 Chapter Notes - Chapter 2: Psychometrics, Statistical Hypothesis Testing, Face Validity
Document Summary
Psychologists offer methods for generating research aimed to answer questions. The goal is to continuously improve on tentative answers (hypotheses) Research emphasizes thinking over memorizing because it entails seeking new knowledge, not cataloging facts already known. This is the difference between technical (memorization) and scientific approaches. Technical training teaches one to use what is already known. Scientific training teaches one to explore the unknown (research) Funder"s second law: there are no perfect indicators of personality; there are only clues, and clues are always ambiguous. Funder"s third law: something beats nothing, two times out of three. Face validity: intended to measure what they seem to measure on their face (s data questionnaire) Advantages of s data: large amount of info, access to thoughts, feelings and intentions, definitional truth, causal force, simple and easy. Self-verification: people work hard to bring others to treat them in a manner that confirms their self conception (ex.
