Consider the following information:

				Rate of return if state occurs
State of economy	Probability of state of economy			Stock A			Stock B			Stock C
Boom		0.20			0.35			0.45			0.25
Good		0.45			0.20			0.16			0.09
Poor		0.25			0.02			0.05			0.03
Bust		0.10			0.16			0.20			0.12

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 calculations. Round the final answer to 2 decimal places.)

Expected return %

b-1. What is the variance of this portfolio? (Do not round intermediate calculations. Round the final answer to 5 decimal places.)

Variance

b-2. What is the standard deviation? (Do not round intermediate calculations. Round the final answer to 2 decimal places.)

Standard deviation %