PSYC207 Lecture Notes - Lecture 3: Electrodermal Activity, Heart Rate, Neuroimaging

• School: University of Delaware
• Department: Psychology
• Course: PSYC207
• Professor: Peter Mende-Siedlecki

Document Summary

Manipulated variables assigning participant to low stress condition. Controlled by the researcher assigning one participant to a high stress condition, and. Observed and recorded by the researcher outside of researchers control. Low stress, medium stress, high stress level of manipulated variable. Factors that do not vary are held constant whatever we are observing can not be due to the in uence of the other factor because we have kept it constant. Could be either manipulated or measured by the researcher. The thing that leads to the change in the dependent variable. Theoretical, abstract level of description ex: happiness in uences longevity, stress in uences performance, something broad. Many operationalizations are possible for a given construct. Types of measured variables: self-report measures relies on the subject to accurately convey what the are thinking / feeling/ what have done, validated scales ex: state-trait anxiety inventory is a well-validated scale.