PSY100H1 Chapter Notes - Chapter 3: Null Hypothesis, Psychological Intervention, Statistical Significance
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PSY100H1 Full Course Notes
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Null hypothesis: expectation that there is no relationship between the phenomena being studied: choose method for testing the prediction and implement. Variable: factor or characteristic that can vary within an individual or between individuals; ex: weight, sex, mood. Dependent variable: factor being predicted in the study; ex: depression. Independent variable: factor that is believed to affect the dependent variable; ex: stress. Class notes: all of the influences on who we are happen in the brain, which directs all our behaviour biological, social and psychological. Independent variable: variable that causes or influences behaviour measure/manipulate them: ex: stress as independent and levels of depression as dependent variable. If looking at association, then have to find ways to measure variables. Report on questionnaire, psychophysiological determinants, interview for stressful life events: considerations in research design, balancing internal versus external validity, external validity: extend to which the findings are generalizable; applicable to.
