The historical returns of two stocks X Plc and Y Ple for the recent five years are as follows: GET NI Jse ar Year Return on X Plc (%) Return on Y Plc (%) 2014 10 18 Wha 2015 4 15 2016 -6 -12 2017 8 -10 2018 9 24 (a) Calculate the expected returns and standard deviations to two decimal places of both X Plc and Y Plc. (8 marks) (b) Calculate the coefficient of correlation between the return of X Plc and Y Plc. (2 marks) (c) Calculate the expected return and risk for a portfolio of 60% of funds invested in and 40% in Y. (9 marks) ( Describe the impact of security correlation on the risk of a two-asset portfolio. In which situation would you get the largest reduction in risk by spreading your investment across two stocks? (6 marks) (d) - Wha Total: 25