What is the standard deviation of an investment that has the following expected scenario? 18% probability of a recession, 2.0% return; 65% probability of a moderate economy, 9.5% return; 17% probability of a strong economy, 14.2% return.

A. 3.68% B. 1.23% C. 8.47% D. 6.66%

You are considering investing in a portfolio consisting of 40% Melbourne Sports and 60% Backster. If the expected rate of return on Melbourne Sports is 16% and the expected return on Backster is 9%, what is the expected return on the portfolio?

A. 12.50% B. 13.20% C. 11.80% D. 10.00%