Suppose Johnson & Johnson and Walgreen Boots Alliance have expected returns and volatilities shown here, with a correlation of 20%.

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.

a. Calculate the expected return.

The expected return is _____ %. (Round to one decimal place.)

b. Calculate the volatility (standard deviation).

The volatility is ______ %. (Round to one decimal place.)

i Data Table (Click on the icon located on the top-right corner of the data table below in order to copy its contents into a spreadsheet.) Expected Return Standard Deviation Johnson & Johnson 7.2% 15.3% Walgreens Boots Alliance 10.7% 21.9%