Given the following information, calculate the expected return and standard deviation for a portfolio that has 50 percent invested in Stock A, 20 percent in Stock B, and the balance in Stock C.

				Returns
State of	Probability of
Economy	State of Economy			Stock A		Stock B		Stock C
Boom		.80		15	%	18	%	25	%
Bust		.20		16		0		16

Expected return	%
Standard deviation	%