An efficient portfolio has a 18% expected return.If the expected market return is 11% (with a standard deviation of 18%), and the risk-free rate is 5.5%, what is the standard deviation of the portfolio?
A)9.33%
B)11.12%
C)19.37%
D)40.91%

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The Answer of An efficient portfolio has a 18% expected return.If the expected market return is 11% (with a standard deviation of 18%), and the risk-free rate is 5.5%, what is the standard deviation of the portfolio?
A)9.33%
B)11.12%
C)19.37%
D)40.91%

An Efficient Portfolio Has a 18% Expected Return