Here are the expected returns are two stocks. Prob 10% 80% 10% X - 20% 20% 40% Y 10% 15% 20% If you form a 50-50 portfolio (50% in X and 50% in Y) of two stocks, what is the standard deviation of the portfolio?

Essentials Of Investments
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Author:Bodie, Zvi, Kane, Alex, MARCUS, Alan J.
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Here are the expected returns are two stocks.
Prob
10%
80%
10%
X
- 20%
20%
40%
Y
10%
15%
20%
If you form a 50-50 portfolio (50% in X and 50% in Y) of two stocks, what is the
standard deviation of the portfolio?
Transcribed Image Text:Here are the expected returns are two stocks. Prob 10% 80% 10% X - 20% 20% 40% Y 10% 15% 20% If you form a 50-50 portfolio (50% in X and 50% in Y) of two stocks, what is the standard deviation of the portfolio?
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