Consider the following investment portfolio with two stocks: Year End Chez Realized Return 19% Eggo Realized Return -13.4% 2014 2015 71.5% 3.1% 2016 -24.5% -57.2% 2017 55.7% 70% 2018 5.5% 16.1% 2019 16.7% 0.8% a. Calculate the variance and standard deviation of each stock: Chez and Eggo. 9 marks b. Calculate the covariance between stock Chez's and stock Eggo's returns. 8 marks C. Calculate the correlation coefficient between stock Chez's and stock Eggo's returns. 4 marks d. Calculate the variance on a portfolio that is made up of equal investments in stock Chez and stock Eggo. 3 marks Show all your calculations