S13-10 Returns and Standard Deviations (LO1] 2
Consider the following information:
Rate of Return if State Occurs
20
points
State of Probability of
Economy State of Economy
Boom
.10
Good
- .60
Poor
.25
Bust
.05
Stock A
.35
.16
- .01
- 12
Stock B
.40
.17
-.03
- .18
Stock C
.27
.08
-.04
-.09
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Hint
a. Your portfolio is invested 30 percent each in A and C, and 40 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-1. What is the variance of this portfolio? (Do not round intermediate calculations and
round your answer to 5 decimal places, e. g., 16161.)
b-2. What is the standard deviation? (Do not round Intermediate calculations and enter
your answer as a percent rounded to 2 decimal places, e. g., 32.16.)
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References
a.
%
b
Expected return
Variance
Standard deviation
C.
%