Stocks A and B have the following historical returns:

Year	Stock A's Returns, rA		Stock B's Returns, rB
2014	(21.20	%)	(12.80	%)
2015	34.00		16.00
2016	12.50		34.30
2017	(1.75	)	(14.20	)
2018	27.50		27.75

1. Calculate the average rate of return for each stock during the period 2014 through 2018. Round your answers to two decimal places.

   Stock A: %

   Stock B: %

2. Assume that someone held a portfolio consisting of 50% of Stock A and 50% of Stock B. What would the realized rate of return on the portfolio have been each year? Round your answers to two decimal places. Negative values should be indicated by a minus sign.

   Year	Portfolio
   2014	%
   2015	%
   2016	%
   2017	%
   2018	%

   What would the average return on the portfolio have been during this period? Round your answer to two decimal places.

   %

3. Calculate the standard deviation of returns for each stock and for the portfolio. Round your answers to two decimal places.

   	Stock A	Stock B	Portfolio
   Standard Deviation	%	%	%

4. Calculate the coefficient of variation for each stock and for the portfolio. Round your answers to two decimal places.

   	Stock A	Stock B	Portfolio
   CV

5. Assuming you are a risk-averse investor, would you prefer to hold Stock A, Stock B, or the portfolio?