Suppose you observe the following situation. Calculated the expected return on this portfolio

Calculate the expected return on this protfolio. (10 points)
				Return if State Occurs
		State of Economy	Probability of State	Stock A	Stock B	Stock C	Protfolio Return
		Bust	0.10	-12%	-5%	24%
		Normal	0.65	9%	10%	8%
		Boom	0.25	35%	21%	-15%
		Percentage		27%	35%	38%
		E(ri)		0.134	0.1125	0.0385
		Standard Deviation		0.13919052	0.07154544	0.11858647