A company selling widgets advertises through three types of media: print, television and internet. Recently the company has decided to increase its advertising budget by $100,000. In order to determine where the additional money should be spent, the company increased print advertising for a month by $5,000 and attracted 50 new customers. The following month, the print advertising was decreased back to its original level and television advertising was increased by $20,000 and attracted 175 new customers. In the third month, television advertising was decreased to its original level and internet advertising was increased by $2,500 and attracted 30 new customers.
Given this data, what can you say about where the $100,000 increase should go?
How would you check to determine if you made the correct decision?