Morningstar publishes ratings data on 1,208 company stocks. A sample of 40 of these stocks is contained in the file named Morningstar. Use the Morningstar data set to answer the following questions. [Data File: Morningstar] a. Develop a point estimate of the proportion of the stocks that receive Morningstar’s highest rating of 5 Stars. b. Develop a point estimate of the proportion of the Morningstar stocks that are rated Above Average with respect to business risk. c. Develop a point estimate of the proportion of the Morningstar stocks that are rated 2 Stars or less. 7. The College