1. Go to finance.yahoo.com and download the ending monthly stock prices

for FLIR systems(FLIR) for the last 60 months. Be sure to use the adjusted closing price to account for any stock splits and dividend payments. Next, download the ending value of the S&P 500 index over the same period. For the historical risk-free rate, go to the St. Louis Federal Reserve Web site www.stlouisfed.org and find the three-month Treasury bill secondary market rate. Download this file. What are the monthly returns, and standard deviations for FLIR systems stock, the three-month Treasury bill, and the S&P 500 for this period?