Suppose Johnson & Johnson and Walgreen Boots Alliance have expected returns and volatilities shown here,, with a correlation of 21%. Calculate (a) the expected return and (b) the volatility (standard deviation) of a portfolio that is equally invested in Johnson & Johnson's and Walgreens' stock.

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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Data table
(Click on the following icon in order to copy its contents into a spreadsheet.)
Expected Return
6.2%
10.3%
Johnson & Johnson
Walgreens Boots Alliance
Standard Deviation
15.2%
19.4%
I
Transcribed Image Text:Data table (Click on the following icon in order to copy its contents into a spreadsheet.) Expected Return 6.2% 10.3% Johnson & Johnson Walgreens Boots Alliance Standard Deviation 15.2% 19.4% I
Suppose Johnson & Johnson and Walgreen Boots Alliance have expected returns and volatilities
shown here,, with a correlation of 21%. Calculate (a) the expected return and (b) the volatility
(standard deviation) of a portfolio that is equally invested in Johnson & Johnson's and Walgreens'
stock.
Transcribed Image Text:Suppose Johnson & Johnson and Walgreen Boots Alliance have expected returns and volatilities shown here,, with a correlation of 21%. Calculate (a) the expected return and (b) the volatility (standard deviation) of a portfolio that is equally invested in Johnson & Johnson's and Walgreens' stock.
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