PSYC26 Chapter 2: Chapter 2
Document Summary
Dependent variables outcome variables, those measures whose values constitute the results of a study. Independent variables variables that are under the control of the researcher: not all are controlled by researcher (ex. In correlational studies) - ev: also called factors, levels particular values that the variables take. Extraneous variables (ev) - all variables other than the iv and dv: not controlled by the experimenter, common types. Subject variables variable that differ between two groups (ex. Experimenter variables variables that describe people running experimenter. Have an impact on nature of study: ex. Racial attitudes on undergrads race of experimenter could have an impact on the study. Situational variables variables that describe the context of the experiment aren"t critical to what you are doing but may be important. Family interaction look at them at a restaurant but behaviour in a public place might not be representative of behaviour in a private place. Temperature of the room: keeping evs from becoming "confounding variables"
