of the portfolio return? (Computing the standard deviation for a portfolio of two risky Investments) Mary Gullott recently graduated from college and in evaluating an investment in two companios' common stock. She has collected the following information about the common slock of Fim A and Firm B: ? Mary decides to invent 10 percent of her money in Fim A's common stock and 90 percent in Firm B's common stock, what is the expected rate of return and the standard deviati b. It Mary decides to invest 90 percent of her money in Firm A's common stock and 10 percent in Firm By common stock what is the expected rate of return and the standard deviati of the portfolio return? c. Recompute your responses to both questions a and b, where the correlation between the two firms stock returns is -0.50. d. Summarize what your analysis tells you about portfolio risk when combining risky assets in a portfolio a. If Mary decides to invent 10% of her money in Firm A's common stock and 90% in Fim B's common stock and the correlation coefficient between the two stocks is 0.50, then the expected rate of rotum in the portfolio is % (Round to two decimal places.) The standard deviation in the portfolio is 3% (Round to two decimal places) b. ll Mary decides to invent 80% of her money in Firm A's common stock and 10% in Fim B's common stock and the contelation coefficient between the two stocks is 0.60, then the expected rate of retum in the portfolio is % (Round to two decimal places) The standard deviation in the portfolio is % (Round to two decimal places) c. Mary decides to invest 10% of her money in Firm A's common stock and 90% in FirmB's common stock and the correlation coefficient between the two stocks is 0.50, then the expected rate of return in the portfolio in % (Round to two decimal places) The standard deviation in the portfolio 1 % (Round to two decimal places Click to select your answerin) 28 W MacBook Air 6 Data Table er is Expected Returns Firm A's common stock 0.16 Firm B's common stock 0.07 Correlation coefficient 0.50 (Click on the icon in order to copy its contents into a spreadsheet.) Standard Deviation 0.13 0.06 hen per o i Print Done ben her io ist 1%. TOUT TO TWO Temat places lio is %. (Round to two decimal places.)