PSYC 2740 Chapter Notes - Chapter 2: Literature Review, Meta-Analysis, Operational Definition

• School: University of Guelph
• Department: Psychology
• Course: PSYC 2740
• Professor: Andrew Robinson

Document Summary

Can be based on the observation of a real world event. Sometimes questions are designed to test established theories in psych. First find out what other poepl have already discovered about the same or similar ideas. Hypothesis: a testable prediction about the conditions under which an event will occur. Statement about the cause and effect relationship between two variables. A quasi-experimental approach samples pre-existing groups and then treats them as if they are different experimental groups. Operational definition: a specificprocedure or measure that one uses to test a hypothesis. If you have a good operational definition, your measure is valid it measures what it is suppose to meaure. Can be collected by observation, through surveys, from pre-existing documents or via experiment. The facebook study conducted an online survey which was approporaite because more than 90$ of student use facebook- representative of the general student population.