Compute the standard deviation of a two-security portfolio with the following characteristics: 18% 19% 17% 20% 2 Global minimum variance portfolio is: A feasible portfolio with the minimum variance. Not considered a part of the efficient frontier. Equivalent to the the risk free security. The optimal portfolio for risk averse investors. 3 A risk neutral investor: Prefers the global minimum variance portfolio. Prefers the tangency portfolio. Requires no compensation to bear risk. Prefers the risk free asset