PSY 2301 Study Guide - Midterm Guide: Internal Validity, Mental Disorder, Psychopathology
Document Summary
Consistency of diagnostic judgments across time: follows same person over time. Longitudinal design: suicide rates higher for caucasian as opposed to non. Affect of race on suicide: external validity. Generalizability of findings beyond study: internal validity. Extent to which causal interpretations justified and alternative causal explanations ruled out: facilitates communication about disorders. As internal validity increases, external validity: consistency of responses over time (r > 0. 7 good) Test-retest reliability: to define different "mental disorders" to make sure people get the services they need. Goal of dsm: years of life lost+years lived with disability purpose: comparing impairment of disorders, diseases, injuries, and conditions. Disability- adjusted life years (dalys: que ball: predictor. Pool example for mediation hypothesis: a proposed explanation for a phenomenon ex) expected link between alcohol consumption, impulsivity, and sexual aggression. Hypothesis: abnormality is binary (present or absent) Categorical approach: mental disorder are " " defined.
