esuon Completion Status: QUESTION 6 0.5 points Save Answer The standard deviation of returns measures: (Select all that apply) The spread of returns around the mean Total risk The most common return The volatility of returns QUESTION 7 0.5 points Save Answer A risk premium is a reward for investing in a risky asset over the return that could have been earned by investing in a "riskless" such as the U.S. Treasury bill. True False