PSY 12000 Lecture Notes - Lecture 1: Dependent And Independent Variables, Corn Flakes, Psychological Trauma

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Methods of explanation: help us discover why people do what they do: correlation: statistical technique that tells us whether or not two variable are related. !1: random assignment: procedure that lets chance assign people to either the control or experimental group (pulling numbers out of hat, ababab assigning a letter) I am interested in the effect of sugar on children. Hypthothesis: the more sure sugar the child eats the more hyperactive the child will be. Correlation: . 87 relationship (not focusing, restlessness, hitting other kids) Placebo: a harmless pill, medicine, or procedure prescribed more for the psychological benefit to the patient than for any physiological effect. Ethics of science: nuremberg code of 1947, declaration of helsinki (1964, tuskegee experiment (1932-1972) What are the risks (put into writing) Freedom from coercion: we cannot coerce or force people to participate in our study.

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