Morningstar publishes information on 1208 company stocks. A sample of 40 of these stocks is contained in the Excel Online file below. Construct a spreadsheet to answer the following questions. a. Develop a point estimate of the proportion of the stocks that receive Morningstar's highest rating of 5 Stars. (to 2 decimals) b. Develop a point estimate of the proportion of the Morningstar stocks that are rated low with respect to business risk. (to 2 decimals) c. Develop a point estimate of the proportion of the Morningstar stocks that are rated 3 Stars or less. (to 2 decimals) Calculation Mode: Automatic Workbook Statistics \begin{tabular}{lllll} \hline 22 & Icon PLC & 1 & Star & Very Low \\ 23 & International Flavors \& Fragrances & 4 & Star & Low \\ 24 & John Wiley \& Sons, Inc. & 2 & Star & Very Low \\ 25 & Knight Transportation, Inc. & 4 & Star & Very Low \\ 26 & Life Technologies corp & 3 & Star & Low \\ 27 & Marvell Technology Group, Ltd. & 5 & Star & Average \\ 28 & Methanex Corporation & 4 & Star & Very Low \\ 29 & Mylan Inc & 1 & Star & Low \\ 30 & New York Times Company & 5 & Star & High \\ 31 & OfficeMax Inc & 4 & Star & High \\ 32 & Owens-Corning, Inc. & 3 & Star & Average \\ 33 & Polaris Industries, Inc. & 4 & Star & Very Low \\ 34 & Rio Tinto PLC & 3 & Star & High \\ 35 & Sempra Energy & 5 & Star & Very Low \\ 36 & Stifel Financial Corp. & 4 & Star & Very Low \\ 37 & Texas Instruments, Inc. & 2 & Star & Low \\ 38 & United Technologies Corp & 3 & Star & High \\ 39 & Weight Watchers International, Inc. & 5 & Star & Very Low \\ 40 & WR Berkley Corp & 5 & Star & High \\ 41 & Yum Brands Inc & 3 & Star & Very Low \\ \hline & & & \\ \hline \end{tabular}