Better-than-anticipated sales have left your company with an unexpected profit. You attribute this to some of the decisions you made using the marketing information you have collected. You realize that there are many trends that are not easily visible from the information you have collected. You want to take all of the information you have collected and have it analyzed carefully to discover connections not visible with simpler marketing technology. You have decided to hire someone who specializes in marketing research to help interpret the large stream of data. Which system should you choose