WEB OLC EXERCISE Go to the student side of the book’s website, and click on “Location.” You will see an Excel spreadsheet that contains the sales for 45 retail locations of a sporting goods retail chain, plus the characteristics of each location: number of households in trading area, percentage of households with children under 15 years old, percentage of households in appropriate Tapestry segments that the r etailer is targeting, distance from a Walmart store, and distance from a Sports Authority store. Estimate a multiple regression model that predicts sales as a function of the site characteristics, and use the estimate weights to evaluate the two sites at the bottom of the spreadsheet.