PSY 220 Lecture Notes - Lecture 1: Baby Boom, Ethnocentrism, Naturalistic Observation

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

Document Summary

First 2 years of life (the first month is the neonatal or newborn period) 2-5 or 6 (some prefer to describe as toddlers- children who have begun to walk and are age. 1 to about 10 (or until the onset of puberty) Approximately 10-18 (or from puberty to when the individual becomes relatively independent) 18-25 or even later (transitional period between adolescence and adulthood) 65 years and older (some break out subcategories such as the young-old, old-old, and very old based on differences in functioning) Terms considered in nature terms vs. nurture terms. Manipulation by the investigator of an iv or observe effect on a dv. Random assignment to treatment groups (to ensure similarity of groups except for the experimental manipulation) Study of the relationship between one variable and another (without investigator (cid:373)a(cid:374)ipulatio(cid:374) a(cid:374)d (cid:272)o(cid:374)trol of people"s experiences) No random assignment (so comparison groups may not be similar in all respects) Can establish and cause-effect relationship between iv and dv.