Statistics for Behavioral Science Exam 1 Questions and Answers(A+ Solution guide)
Statistics - A set of mathematical procedures used to make sense out of data. What are Statistics used for? - organize, summarize, and interpret data and to draw conclusions about what the data indicate. What Is the Scientific Method? - Question Hypothesis Test Analyze Draw conclusions Data - measurements or observations Data Sets - collections of measurements or observations Population - the entire group of individuals a researcher wishes to study Sample - a subset of the population that is intended to represent, or stand in for the population Representative sample - accurately reflects the individuals, behaviors, and scores found in the population. Random sample - each member of the population has an equal chance of being included Sampling Error - the naturally occurring discrepancy, or error, that exists between a sample statistic and the corresponding population parameterHow do you control for sampling error? - Random Assignment Increase Sample Size Keep variability in each sample relatively small What alphabet does Statistics use? - English What alphabet does Parameters use? - Greek
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