PSYC 2030 Chapter Notes - Chapter 5, 9, 12, 14: Observer-Expectancy Effect, Observational Error, Covariance

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Questionnaire: set of questions to be answered by research participant. Code: scheme for converting responses into numerical values. Sex was coded 1 = male, 2 = female. Means that when describing results, numbers are used rather than words. Generalize certain result (directly from sample) to same conditions are found population & ensure representative random sample. Makes statements about relationship observed in effect of iv on dv everyday life. Investigate things that are believed to be changeable. Study immediate effects of psychological processes on behavior. Studying things that are believed to be constant & enduring intelligence or personality. Sometimes scientists are only interested in observing relationship[s. Especially in initial stages of research where it is useful to observe what is going on before launching into experimental manipulations not at least because we may not know which variables to manipulate. Scientists are not allowed or not able to conduct experiments.

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