Need help using excel document to answer the following questions:

Problem 6-14 You have observed the following returns over time: Year StockX Stock Y Market 14% 19 -16 13% 2012 2013 2014 2015 2016 10 12 1 15 1 20 2 Assume that the risk-free rate is 6% and the market risk premium is 5% 3 A. What are the beta for Stocks X and Y? 4B. What are the required rates of return on Stocks X and Y? 5c. what is the required rate f return on a portfolio consisting oof 80% of stock X and 20% of Stocky