PSYC 301 Lecture Notes - Lecture 9: Applied Behavior Analysis, Observer-Expectancy Effect, Nomothetic

• School: George Mason University
• Department: Psychology
• Course: PSYC 301
• Professor: Hurley

Document Summary

2 major types: case study, single-case study experimental design case study. An intensive description and analysis of a single individual. Several methods and procedure may be done to the same individual. Difficult to draw cause and effect conclusions. Problem of generalizing findings of a single individual things to remember about case studies. Anecdotal evidence and testimonials are not scientific. Research reports in popular press and media are not necessarily based on good science. People want to believe treatments will work for them, but they often don"t. Better research: single-case experiments single-case experimental research. Abab design: baseline (a) and treatment (b) conditions are contrasted. Frequency of behavior decreases during treatment (b) Reverses when treatment is withdrawn (2nd a) Frequency of behavior does not reverse when treatment is withdrawn (2nd a) A variable other than treatment may have caused behavior to change. Treatment may have promoted change but some other variable could also affect.