uppose Johnson & Johnson and the Walgreen Company have expected returns and volatilities shown below, with a correlation of 22%.     Calculate the expected return of a portfolio that is equally invested in J&J and Walgreen’s stock. Calculate the volatility (standard deviation) of a portfolio that is equally invested in Johnson & Johnson’s and Walgreen’s stock.

Financial & Managerial Accounting
13th Edition
ISBN:9781285866307
Author:Carl Warren, James M. Reeve, Jonathan Duchac
Publisher:Carl Warren, James M. Reeve, Jonathan Duchac
Chapter15: Financial Statement Analysis
Section: Chapter Questions
Problem 15.17EX: Profitability ratios The following selected data were taken from the financial statements of...
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Suppose Johnson & Johnson and the Walgreen Company have expected returns and volatilities shown below, with a correlation of 22%.

 

 

  1. Calculate the expected return of a portfolio that is equally invested in J&J and Walgreen’s stock.
  2. Calculate the volatility (standard deviation) of a portfolio that is equally invested in Johnson & Johnson’s and Walgreen’s stock.
E[R]
SD[R]
Johnson & Johnson
7%
16%
Walgreen Company
10%
20%
Transcribed Image Text:E[R] SD[R] Johnson & Johnson 7% 16% Walgreen Company 10% 20%
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