Consider the following probability distributions for stocks A and B:

State	Probability	Return on A	Return on B
1	.3	7%	-9%
2	.5	11%	14%
3	.2	-16%	26%

What is the standard deviation of returns for stock A? Please give your answer in percent rounded to the nearest basis point.

What is the standard deviation of returns for stock B? Please give your answer in percent rounded to the nearest basis point.