You have observed the following returns over time: Historical Returns: Expected & Required Rates of Return

Alternate portfolio return calculation using individual stocks' required returns:

Required return on portfolio, $r_p$

Open spreadsheet

a$.$ What is the beta of Stock X$?$ Do not round intermediate calculations. Round your answer to two decimal places.

What is the beta of Stock Y$?$ Do not round intermediate calculations. Round your answer to two decimal places.

b$.$ What is the required rate of return on Stock X$?$ Do not round intermediate calculations. Round your answer to one decimal place.

$\%$

What is the required rate of return on Stock Y$?$ Do not round intermediate calculations. Round your answer to one decimal place.

$\%$

c$.$ What is the required rate of return on a portfolio consisting of $80\%$ of Stock $x$ and $20\%$ of Stock Y$?$ Do not round intermediate calculations. Round your answer to one decimal place.