Consider the following information:

				Rate of Return If State Occurs
State of	Probability of
Economy	State of Economy			Stock A			Stock B			Stock C
Boom		.20			.38			.48			.28
Good		.50			.14			.19			.12
Poor		.20			.05			.08			.06
Bust		.10			.19			.23			.09

a.	Your portfolio is invested 22 percent each in A and C, and 56 percent in B. What is the expected return of the portfolio? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places.)
b-1.	What is the variance of this portfolio? (Do not round intermediate calculations and round your answer to 5 decimal places.)
b-2.	What is the standard deviation? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places.)