In general higher temperatures are associated with higher ice cream consumption (gallons per person). If you were designing a study to confirm this,
A. gallons per person is the explanatory variable, and you expect to find a positive association.
B. gallons per person is the explanatory variable, and you expect to find a negative association.
C. gallons per person is the response variable, and you expect to find a negative association.
D. gallons per person is the response variable, and you expect to find a distributive association.
E. gallons per person is the response variable, and you expect to find a positive association.