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

.37

.47

.27

Good

.45

.22

.18

.11

Poor

.35

?.04

?.07

?.05

Bust

.05

?.18

?.22

?.08

a.	Your portfolio is invested 20 percent each in A and C, and 60 percent in B. What is the expected return of the portfolio? (Do not round intermediate calculaitons. Enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.)

Expected return

%

b-1	What is the variance of this portfolio? (Do not round intermediate calculations and round your answer to 5 decimal places, e.g., 32.16161.)

Variance

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

Standard deviation

%