18. What is the standard deviation of the returns on a portfolio that is invested in stocks A, B, C? 25 percent of the portfolio is invested in stock A and 45 percent is invested in stock C. and State of Economy Probability of Returns if State Occurs State of Economy | Stock A Stock B Stock C Boom 5% 21% 8% 28% Normal 70% 10% 13% 19% Bust 25% -3% 24% -31%

Essentials Of Investments
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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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18. What is the standard deviation of the returns on a portfolio that is invested in stocks A, B,
C? 25 percent of the portfolio is invested in stock A and 45 percent is invested in stock C.
and
State of Economy Probability of
Returns if State Occurs
State of Economy | Stock A
Stock B
Stock C
Boom
5%
21%
8%
28%
Normal
70%
10%
13%
19%
Bust
25%
-3%
24%
-31%
Transcribed Image Text:18. What is the standard deviation of the returns on a portfolio that is invested in stocks A, B, C? 25 percent of the portfolio is invested in stock A and 45 percent is invested in stock C. and State of Economy Probability of Returns if State Occurs State of Economy | Stock A Stock B Stock C Boom 5% 21% 8% 28% Normal 70% 10% 13% 19% Bust 25% -3% 24% -31%
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