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Guide to Final Exam Theory Fall 2007.exm

Guide to Final Exam Theory Fall 2007.exm - Guide to Final...

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Guide to Final Exam: Theory PSY 230 Fall, 2007 Be able to define each of the following terms: psychology empiricism research extraneous variable independent variable dependent variable statistic parameter standard error deviation scores variance standard deviation skewed distributions standardized distribution sampling distribution sources of variance alpha critical region critical values power Know: three general principles of science the difference between a theory and a hypothesis the two defining characteristics of a sample that we discussed in class the two implications of sampling error for researchers the two things a researcher can do to minimize sampling error what can a researcher can do to eliminate sampling error the two defining qualities of an experiment the two basic groups that are used in an experiment what a researcher must do to make sure these two groups are identical at the beginning of an experiment how a quasi-experiment is different from an experiment how a correlation
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