Consider the following information on Stocks A, B, C and their returns (in decimals) in each state: State Prob. of State A Boom 20% 0.34 0.21 0.16 Good 45% 0.13 0.11 0.08 Poor 25% 0.01 0.03 Bust 10% -0.1 -0.06 -0.03 If your portfolio is invested 25% in A, 40% in B, and 35% in C, what is the standard deviation of the portfolio in percent? Answer to two decimals, carry intermediate calcs. to at least four decimals.

Essentials Of Investments
11th Edition
ISBN:9781260013924
Author:Bodie, Zvi, Kane, Alex, MARCUS, Alan J.
Publisher:Bodie, Zvi, Kane, Alex, MARCUS, Alan J.
Chapter1: Investments: Background And Issues
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Consider the following information on Stocks A, B, C and their returns (in decimals) in each state:
State
Prob. of State
A
Boom
20%
0.34
0.21
0.16
Good
45%
0.13
0.11
0.08
Poor
25%
0.01
0.03
Bust
10%
-0.1
-0.06
-0.03
If your portfolio is invested 25% in A, 40% in B, and 35% in C, what is the standard deviation of the
portfolio in percent? Answer to two decimals, carry intermediate calcs. to at least four decimals.
Transcribed Image Text:Consider the following information on Stocks A, B, C and their returns (in decimals) in each state: State Prob. of State A Boom 20% 0.34 0.21 0.16 Good 45% 0.13 0.11 0.08 Poor 25% 0.01 0.03 Bust 10% -0.1 -0.06 -0.03 If your portfolio is invested 25% in A, 40% in B, and 35% in C, what is the standard deviation of the portfolio in percent? Answer to two decimals, carry intermediate calcs. to at least four decimals.
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