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uantitative
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easoning &
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roblem
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olving
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7. How is the slope of the linear regression equation dependent upon the ratio of the standard deviations
of the variables?
8. When there is a correlation fairly close to 1 or –1, does the independent variable cause the variation
in the dependent variable? Explain your answer.
9. How should you present a predicted value produced from a linear regression equation? Give an
example of the language you would use.