PSY 200 Chapter Notes - Chapter 2: Phineas Gage, Naturalistic Observation, Social Desirability Bias
Document Summary
Better equipped to examine assumptions, evaluate evidence, and assess conclusions. Sciences require rigorous and systematic methods of study to ensure. Theories & methods don"t change when prediction fails. Comprehensive explanation of observable events and conditions. Gravity is a force that pulls objects in the universe toward each other. Theory states that larger and more massive objects pull smaller objects toward them. Little gnomes push it around the sky everyday. We can"t see them b/c they"re invisible to the naked eye. Theory: the onset of schizophrenia can be explained by a combination of genetic predisposition and exposure to stress. Schizophrenia is more common among people with an identical twin with schizophrenia than among people with an identical twin without schizophrenia (genetic factor) There should be some pairs of identical twins in which one has schizophrenia and one does not (stress factor) Need to report methods in enough detail that any other scientist could repeat the study.
