PSYCH257 Chapter Notes - Chapter 3: Autism Spectrum, Major Depressive Disorder, Learning Disability

• School: University of Waterloo
• Department: Psychology
• Course: PSYCH257
• Professor: anapoleski

Document Summary

Reliability: give the same measurement for a given thing every time, this is especially useful and important in psychology because the dsm-5 must have the right criteria, and be constant throughout and all psychologists must use this. Inter-rater reliability- extent to which 2 clinicians agree on the diagnosis of a particular patient. This is important because in our society we don"t want two different psychologists giving out two different diagnosis. Validity: whether a diagnostic system can predict behavioural and psychiatric disorders accurately. Concurrent validity- ability of a diagnostic category to estimate an individuals present standing on factors related to the disorder but not themselves part of the diagnostic criteria. Predictive validity: the ability of a test to predict the future course of an individual"s development. Section 1: introduction and use of the manual as well as history on the manual and psychology.