Question 152 / 187:  Assume you are interested in using linear regression to test whether a person smokes or not has an effect on his or her income level. From a sample of 200 working persons, you obtain the following information: whether a person in the sample is a smoker or not (SMOKER) and their personal income in the current year (CURRENT INCOME). Which of the following best describes the dependent and independent variables in this scenario?
A  SMOKER is the dependent variable, and CURRENT INCOME is the independent variable.
B  SMOKER is the independent variable, and CURRENT INCOME is the dependent variable.
C  SMOKER and CURRENT INCOME are both independent variables.
D  Neither SMOKER nor CURRENT INCOME are independent variables.
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Business Statistics

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Attribution:  David T. Bourgeois, PhD; Bharatendra K. Rai, PhD. Business Statistics. The Saylor Academy 2014, http://www.saylor.org/courses/bus204/
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