Question: Suppose Johnson& Johnson and Walgreen Boots Alliance have expected returns and volatilities shownhere, Expected Return Standard Deviation Johnson& Johnson 7.4% 16.2% Walgreens Boots Alliance 9.1%

Suppose Johnson& Johnson and Walgreen Boots Alliance have expected returns and volatilities shownhere,

Expected Return

Standard Deviation

Johnson& Johnson

7.4%

16.2%

Walgreens Boots Alliance

9.1%

19.1%

, with a correlation of 23%. Calculate (a) the expected return and (b) the volatility(standard deviation) of a portfolio that is equally invested in Johnson& Johnson's andWalgreens' stock.

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