1. You will be assigned twenty (20} stocks from the current S&P 500 index. You must use these 20 stocks (or, more precisely, the ticker symbols} to download data from yahoocorn. Go to yahoocorn, then Finance, then type in your ticker symbol. Next choose Historical Prices from the tabs on the left. Tag "Monthly" then choose the appropriate dates (to be determined below]. Click Get Prices, scroll to the bottorn of the page and