Historical Returns: Expected and required Rates of Return You have observed the following returns over time Year Stock X Stock Y Market 2014 159 15% 12 2015 20 5 2015 2017 4 1 1 2018 11 13 Assume that the free rates and the market premium a. What are the beas of stocks X and Y do not round intermediate calculations. Round your answers to two decimal places Stock STORY b. What are the required rates of return on Stocks Xand. Do not round intermediate calculations. Round your answers to two decimal places Stock Stok: c. What is the reared to return on a portfolio consisting of 0 of Stack and 20% of Stock Y? Do not round intermediate cloon Round your answer to two decimal place Historical Returnst Expected and required Rates of Return You have observed the following returns over time Year Stock X Stock Y Market 2014 154 15% 1294 2015 20 5 8 2018 -12 - -13 2012 4 1 1 2018 21 13 Assume that the risk-free rate is 8% and the market risk premium is 5% . What are the beas of Stocos X and Y? Do not round intermediate calculations. Round your answers to two decimal places Stock Stoke b. What are the required rates of return on Studies X and Y Do not round intermediate calculations. Round your answers to two decimal places Stock X Stock Y: c. What is the required rate of return on a portfolio consisting of 50% of Stock X and 20% of Stock Y? Do not round intermediate calculations. Round your answer to the decimal places