Historical Realized Rates of Return

You are considering an investment in either individual stocks or a portfolio of stocks. The two stocks you are researching, Stocks A and B have the following historical returns:

Year

2011

-22.80%

-16.20%

2012

34.75

24.40

2013

17.00

32.00

2014

-3.00

-11.60

2015

34.00 Calculate the standard deviation of returns for each stock and for the portfolio. Round your answers to two decimal places. Enter negative returns with a minus sign.

	rA	rB	Portfolio
Std. Dev.	%	%	%

31.35