PSY 2105 Lecture Notes - Bruno Bettelheim, Confounding, Autonomic Nervous System
10 Feb 2013
School
Department
Course
Professor
Document Summary
Refrigerator mother" cold distant mother, kids less likely to develop. No comparison with families without an autistic child. Permits the best test of the research question. Test a prediction of one theory against that of another. Start with a research question, if there is no theory. Expected to cause changes in another variable. Expected to be influenced by the independent variable. Researchers use unbiased procedure to assign participants to treatment conditions. Sometimes combined with matching participants on key characteristics. Descriptive research consists of conducting observations or interviews and recording responses. Correlational research aims to describe the association between two variables. Experimental research aims to show a causal relationship between one variable and another. In the field or natural environment where behavior happens. Laboratory situation set up to evoke behavior of interest. All participants have equal chance to display behavior. Observers record what they expect, rather than what really happens. Each participant is asked same questions in same way.
