DeShon Has Just Become the New Marketing Analyst for a Company

DeShon has just become the new marketing analyst for a company that produces vinyl siding for homes. In an effort to forecast his firm's sales for the coming year, he needs to find where the greatest opportunities are for selling his product. DeShon looks at the sales for the last five years and calculates a growth trend. He then collects data from a combination of other factors, such as population density, family size, home ownership, and per capita income. Finally, DeShon looks at the correlation between the sales trend data and the various combinations of demographic data. DeShon is employing the forecasting method for the sales growth trend and the method for the correlation.

A) time series analysis; regression analysis
B) executive judgment; regression analysis
C) market tests; regression analysis
D) regression analysis; time series analysis
E) market tests; time series analysis