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		.15		.356	.456	.336
Good		.45		.126	.106	.176
Poor		.35		.016	.026	?.056
Bust		.05		?.116	?.256	?.096

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).)

Expected return of the portfolio

%

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).)

Variance of the portfolio

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

Standard deviation

%