A stock had historical monthly returns of -3.3%, 4%, 2.30%, 2%,-1.2% and 4%. Based on this data, the stock would have an annual expected return of ______ and an annual standard deviation of ______. Please explain

15.60%; 10.22%

15.05%; 8.93%

15.60%; 9.63%

15.05%; 9.29%

An analyst estimates a 26% probability of a recession next year, a 50% probability of normal economic growth and a 24% probability of a strong recovery. If a recession occurs a stock is projected to have a -16.1% return. With normal growth the stock will generate a 11.1% return and if the strong recovery occurs the stock will have a 26.1% rate of return. This stock's standard deviation is _______.

7.63%

12.53%

12.26%

15.31%