1- A stock had returns of 17.75 percent, 11.68 percent, 23.60 percent, and 13.71 percent for the past four years. What is the standard deviation of the returns?

12.44% -14.00% -24.20%- 2.42%- 15.56%

2- You purchased a stock at a price of $47.28. The stock paid a dividend of $1.83 per share and the stock price at the end of the year is $53.23. What is the capital gains yield?

(12.58%- 16.46%- 11.18%- 10.62%- 3.87%