PSYC 1010 Chapter Notes - Chapter 2: Dependent And Independent Variables, Social Desirability Bias

• School: York University
• Department: Psychology
• Course: PSYC 1010
• Professor: Gerry Goldberg

Document Summary

Measurement & description (how to measure phenomenon under study) System of interrelated ideas used to explain a set of observations. Steps in a scienti c investigation: make a hypothesis. Describes the actions used to measure/control a variable: select the research method & design the study, collect the data, analyze the data & draw conclusions, report the findings. The empirical method: measure & describe behaviour objectively, understand & explain behaviour scienti cally. Research method where the investigator manipulates a variable under carefully controlled conditions & observes whether any changes occur in a second variable as a result. Describes the strength of the relationship between 2 variables. R = +. 20 or r=0 or r= -50. Hidden variable can account for relationship between 2 variables. Most powerful research method to determine cause & effect relationships. X = independent, what is manipulated in the experimental condition. Y = dependent, the outcome affected by the manipulation.