PSYC 1020H Chapter Notes - Chapter 2: Meta-Analysis, Social Desirability Bias, Standard Deviation

• School: Trent University
• Department: Psychology
• Course: PSYC 1020H
• Professor: Kateryna Keefer

Document Summary

Measurement and description to measure emotions and describe behaviour. Understanding and prediction: hypotheses (statement that describes the relationship between 2+ variables) are made. Applications and control research (developed theories) is applied to everyday life; must be testable. Advantages of the scientific approach two major advantages: clarity and precision required in hypotheses to enhance communication of ideas relative intolerance of errors resear(cid:272)hers s(cid:272)ruti(cid:374)ize ea(cid:272)h others" fi(cid:374)di(cid:374)gs; (cid:373)ore resear(cid:272)h is do(cid:374)e if results are contradictory. Independent and dependent variables independent variable variable that is manipulated. Dependent variable variable that changes due to manipulation of the independent variable. Experimental group group that tests the independent variable. Control group group that does not test the independent variable. Extraneous variables factors that may alter dependent variable; not the independent variable. Confounding variables unaccounted factors that may influence dependent variable random assignment of subject occurs when subjects have an equal chance of being in either group.