PSY 220 Lecture Notes - Lecture 24: Developmental Psychopathology, Psychopathology, Echolalia

• School: Stony Brook University
• Department: Psychology
• Course: PSY 220
• Professor: Stacey Scott

Document Summary

68% of population has an iq within 1 sd (+/= 15 points) of 100. 95% of population has an iq within 2 sd (+/- 30 points) of 100. ~2% of population has an iq more than sd (-30 points) below 100. Traditional milestones vs. arnett (2000) milestones of adulthood. Ideas of (cid:449)hat"s i(cid:374)(cid:448)ol(cid:448)ed (cid:449)ith (cid:271)ei(cid:374)g a(cid:374) adult has shifted. If not for these few things, we would still be using the older characteristics and that would lead to an inaccurate definition of what an adult is today. Developmental psychopathologists regard behaviors as abnormal or normal according to their social and developmental contexts. Social norms: expectations about how to behave in a particular social context. Age norms: societal expectations about what behavior is appropriate or normal at various ages. 3 criteria are used to differentiate between normal and abnormal behavior (cid:1005). Tatisti(cid:272)al de(cid:448)ia(cid:374)(cid:272)e: does the perso(cid:374)"s (cid:271)eha(cid:448)ior fall outside the (cid:374)or(cid:373)al ra(cid:374)ge of (cid:271)eha(cid:448)ior? (cid:1006).