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		.361	.461	.341
Good		.40		.131	.111	.181
Poor		.30		.021	.031	?.067
Bust		.10		?.121	?.261	?.101

Requirement 1:

Your portfolio is invested 31 percent each in A and C and 38 percent in B. What is the expected return of the portfolio? (Do not round intermediate calculations. Enter your answer as a percentage rounded to 2 decimal places (e.g., 32.16).)

Requirement 2:

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

(b)	What is the standard deviation of this portfolio?