Control Test (Treatment) No Purchase 25000 560000 Purchase 500 15000 Total 25500 575000 The advertising intermediary who ran the pilot test for Samuel Hubbard charge $10 for every thousand impressions (CPM) and in total obtained 15 million impressions during the four-month-long experiment. On average, Samuel Hubbard makes $50 for every pair of shoes that it sells online (Gross Margin per pair). Answer the next THREE questions based on this information. How much more money did Samuel Hubbard, make by running the advertising campaign (excluding the advertising costs)