answer true or false

only number 6-10

5. If returns are -10%, 5%, 10% and -5%, the GM = 0. 6. The AM is better than the GM for short-term results. 7. The standard deviation of the returns in Problem #5 > 10%. 8. Ending market values are used for the market weights of the stocks in a portfolio when calculating a portfolio return. 9. If a stock has a 60% probability of returning 20% and a 40% probability of losing 20%, the expected return