Consider the following stock return scenarios for three stocks: Economy Up Average Down Stock Stock A B 8% 5% 0% 2% 3% 4% Stock C 12% 0% -5% If each state of the economy is equally likely, calculate the expected return and population standard deviation for a portfolio invested entirely in Stock A. Which stock should be added to the portfolio to reduce risk?

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 stock return scenarios for three stocks:
Stock Stock
A
B
Economy
Up
Average
Down
8%
5%
0%
2%
3%
4%
Stock
с
12%
0%
-5%
If each state of the economy is equally likely, calculate the expected return and
population standard deviation for a portfolio invested entirely in Stock A. Which stock
should be added to the portfolio to reduce risk?
Transcribed Image Text:Consider the following stock return scenarios for three stocks: Stock Stock A B Economy Up Average Down 8% 5% 0% 2% 3% 4% Stock с 12% 0% -5% If each state of the economy is equally likely, calculate the expected return and population standard deviation for a portfolio invested entirely in Stock A. Which stock should be added to the portfolio to reduce risk?
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