PSY-P 102 Study Guide - Midterm Guide: Ambivalence, Object Permanence, Impulsivity

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Experiment: manipulate 1 or more variables and observe the effect on another variable. Correlation study: examine the strength & direction association between 2 variables. Independent v: what we manipulate & change the input. Control group: a group that does not receive the manipulation. Statistically significant: likelihood of error is very low, less than 5%/ . 05. Standard deviation: measure of variation around the mean in a sample. Psych: study of patterns of continuity & systemic changes thruout on genetic characteristics and environment. Cross-sectional design: observing groups of subjects of varying ages @ 1 time. Longitudinal design: observing subjects of same age @ varying times thru lifespan. Sequential: both previous; more than one group, studied over period of time. : same for all; maturation is a sequence. : varies across people; environment or genetic factors effect timing. Range of reaction: range of possible phenotypes from one genotype depend both. Develops gradually from birth 6 yrs. of age ability to discriminate small details.