The common stock of a firm has a mean of 11 percent and a standard deviation of 9 percent. What is the lower end of the 95 percent probability range of returns for any one given year? 0 -16% -7% 2% What is the expected return on a security given the following information? Probability of State State of Economy Boom 0.3 Rate of Return 8% 11% Normal 0.4 0.1 Recession -2% 6% 9.2% O 8.8% Susie invested $1,400 in stock A. $3,000 in stock B, and $1,600 in stock C. What is the portfolio weight of stock B? O 0.5 O 0.23 O 0.27 You own a portfolio of two stocks, M and N. Stock M is valued at $3,500 and has an expected return of 12 percent. Stock N is valued at $2,500 has an expected return of 8 percent. What is the expected return on the portfolio? 10% 09.67% 10.33%