4. The returns of a mutual fund manager for the past 3 years are the following: Year 1: 7% Year 2: 12% Year 3: -2% What is the geometric average return of the fund for the past three years? Put return in decimal points instead of percentage.

5.

You have been following a stock for 3 months and the following is its past return

Year 1: 7%

Year 2: 13%

Year 3: -3%

What is the standard deviation of the stock based on the historical data? (Put the answer in decimal points instead of percentage)