Social Statistics #1
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In an experiment, researchers measure two types of variables: independent and dependent variables.
(a) Which variable is manipulated to create the groups?
(b) Which variable is measured in each group?
(b) Which variable is measured in each group?
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; a qualitative variable varies by .
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(b) infer
(c) summarize
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(b) Identify the dependent variable in this study.
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(b) Is it appropriate to code the data? Explain.
to numerically code "months" because it is scale variable.
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(b) number of students in a statistics class
(c) the weight in pounds of newborn infants
(d) the SAT score among college students

