Psychology 1000 Lecture Notes - Lecture 12: Hypothalamus, Personality Development, Umbilical Cord

• School: Western University
• Department: Psychology
• Course: Psychology 1000
• Professor: Vicki Olds

Document Summary

People of different ages all tested at same time e. g. test language abilities of 10-, 20-, 30-, and 40-year-olds. Compare the scores of each cohort to see if abilities change as we age cohort: different age group. Describe how cross- sectional, longitudinal, and sequential research designs differ. Repeatedly test the same cohort as they age e. g. test language abilities of 10-year olds, then test the same people 10, 20, 30 years later. Compare scores to see if they change as people age. Combines previous approaches: test multiple cohorts, repeatedly over time. Combines previous approaches: test multiple cohorts, repeatedly over time e. g. test language abilities of 10-, 20- and 30-year olds, then test the same people. Adv: most comprehensive (both cross-sectional & longitudinal effects) Sequential designs allow us to test both cross-sectional and longitudinal effects. Implantation: attaches to uterine lining (~day 7- 9) Embryonic stage: ~42 days (weeks 3 through 8)