ID: A -firm's returns? (Hint: This is a sample, over the last 3 years are shown below. What's the standard deviation of the not a complete population, so the sample standard deviation formula should be used.) Year Return 2011 21.00% 2010-12.50 2009 22.50% 17.02% 17.61% 18.40% 18.60% 19.79% a. b. C. d. 24. Taggat lne's stock has a 50% chance of pod cing a 28% retum, a 30% chance ofproducing a 10% return, 8.66% 10.60% 11.40% 10.03% 11.97% a. b. c. d. 25. Jim Angel holds a $200,000 portfolio consisting of the following stocks: Stosk Investment Beta $50,000 0.80 $50,000 0.80 $50,000 1.00 $50,000 1.20 $200,000 Total What is the portfolio's beta? a 0.817 b 1.083 c. 0.798 0.732 0.950 Kollo Enterprises has a beta of 0.82, the real risk-free rate is 2.00%, investors expect a 3.00% future inflation rate, and the market risk premium is 4.70%. What is Kollo's required rate of return? 26, 6.73% 6.64% 9.30% 9.56% 8.85% b. . d. e