Consider the following statements, and indicate which variable is an independent variable and which variable is a dependent variable; moreover, determine whether there is a positive or a negative relationship between two variables.
a. More educated employees typically have higher income than less educated employees.
Education is the (Click to select)dependentindependent variable.
Income is the (Click to select)dependentindependent variable.
The relationship between education and income is (Click to select)negativepositive.
b. Consumers with higher incomes are more likely to purchase new iPhones.
Sales of the new iPhone is the (Click to select)independentdependent variable.
Consumer income is the (Click to select)dependentindependent variable.
The relationship between consumer income and sales of the iPhone is (Click to select)negativepositive.
c. As research shows, anti-smoking campaigns reduce the number of smokers in the country.
Number of anti-smoking campaigns is the (Click to select)dependentindependent variable.
Number of smokers is the (Click to select)independentdependent variable.
The relationship between anti-smoking campaigns and the number of smokers is (Click to select)positivenegative.