PSY240H5 Lecture Notes - Lecture 2: Operant Conditioning, Neurotransmitter, Twin
Document Summary
Abnormal: all of the behaviors that most people are not displaying: behavior that significantly interferes with daily functioning. Normal: all of the behaviors most people are displaying. Normal is defined as the average or mean. Abnormal: is a statistical deviation from the norm/ most common. Normal statistical data is bell shaped: deviation from what most people think, feel, and do, less people at extremes, frequency is used statistically. Behaviors can be abnormal if they occur too frequently. Problem with using average/mean as the definition of normal: it is restricted to those behaviors that are most common (1. ) It disregards deviant behaviors that are favorable people. There is a 1:1 correspondence to you and other: outliers are a standard deviation from the norm. 2/3 of the population is 1 standard deviation below the norm (75% or lower on iq intellectually impaired). Iq above 125 is gifted: both are pathological! It also includes common behaviors that are unfavorable: ex.
