PSYCH 2010 Lecture Notes - Lecture 17: Demand Characteristics, Dependent And Independent Variables, Internal Validity

• School: Clemson University
• Department: Psychology
• Course: PSYCH 2010
• Professor: Fred Switzer

Document Summary

Lecture notes research methods (cid:862)psy(cid:272)hology is (cid:373)ath that is applied to people. (cid:863) No(cid:271)ody e(cid:448)er says (cid:862)proof(cid:863) i(cid:374) s(cid:272)ie(cid:374)(cid:272)e (cid:449)e say (cid:862)e(cid:448)ide(cid:374)(cid:272)e(cid:863) (cid:271)e(cid:272)ause the ga(cid:373)e is (cid:374)e(cid:448)er o(cid:448)er. What"s a theory? o(cid:271)ser(cid:448)atio(cid:374)s. they"re (cid:374)ot right or (cid:449)ro(cid:374)g, pro(cid:448)e(cid:374) or dispro(cid:448)e(cid:374), just state(cid:373)e(cid:374)ts. A theory is an explanation using an integrated set of principles that organizes and predicts. A testable prediction that is often implied by a theory, and is also known as a research question. **constructs = hypothesized psychological structures, mechanisms, and variables (ex: **operational definition = actually implementing or measuring a construct (whatever procedure is used to measure the construct of question) High or low based on how valid a construct is. These are constructs that can vary, or change. These are opposite of constants, constructs that do(cid:374)"t (cid:272)ha(cid:374)ge. **measurement = assigning numbers to a phenomenon such that the characteristics of the numbers reflect the characteristics of the phenomenon.