. Consider the following expected returns, risks, and correlations:   Stock Expected Return Standard Deviation Correlation with British Gas Correlation with Vodafone Correlation with John Lewis British Gas 14% 6%  1.0 -1.0 0.0 Vodafone 44% 24% -1.0  1.0 0.7 John Lewis 23% 14%   0.0  0.7 1.0   The risk of a portfolio that is equally invested in British Gas and Vodafone is closest to ________.   A. 8.1%   B. 9.0%   C. 10.8%   D. 5.4%

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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4. Consider the following expected returns, risks, and correlations:

 

Stock

Expected

Return

Standard

Deviation

Correlation with

British Gas

Correlation with

Vodafone

Correlation with

John Lewis

British Gas

14%

6%

 1.0

-1.0

0.0

Vodafone

44%

24%

-1.0

 1.0

0.7

John Lewis

23%

14%

  0.0

 0.7

1.0

 

The risk of a portfolio that is equally invested in British Gas and Vodafone is closest to ________.

  A.

8.1%

  B.

9.0%

  C.

10.8%

  D.

5.4%

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