Rate of Return If State Occurs
State of	Probability of
Economy	State of Economy			Stock A			Stock B			Stock C
Boom		.20			.35			.45			.25
Good		.45			.20			.16			.09
Poor		.25			.02			.05			.03
Bust		.10			.16			.20			.12

a.	Your portfolio is invested 24 percent each in A and C, and 52 percent in B. What is the expected return of the portfolio? (Do not round intermediate calculaitons. Enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.)

b-1	What is the variance of this portfolio? (Do not round intermediate calculations and round your answer to 5 decimal places, e.g., 32.16161.)

b-2	What is the standard deviation? (Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.)