Suppose Johnson? & Johnson and the Walgreen Company have the expected returns and volatilities shown? below, with a correlation of 21.7%.
Upper E left bracket Upper R right bracket [R] SD left bracket Upper R right bracketSD [R] Johnson? & Johnson 7.1% 16.3% Walgreen Company 10.3 % 20.6 % For a portfolio that is equally invested in Johnson? & Johnson's and? Walgreen's stock,? calculate:
a. The expected return.
b. The volatility? (standard deviation).
a. The expected return. The expected return of the portfolio is %. ?(Round to one decimal? place.)