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		.19		.354	.454	.334
Good		.41		.124	.104	.174
Poor		.31		.014	.024	.054
Bust		.09		.114	.254	.094

a.	Your portfolio is invested 28 percent each in A and C and 44 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, e.g., 32.16.)
b.	What is the variance of this portfolio? (Do not round intermediate calculations and round your answer to 5 decimal places, e.g., 32.16161.)
c.	What is the standard deviation of this portfolio? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.)