but this is an investment subject

(a) As an analyst in Bulls and Bear Investment Company, you have derived the following information about 3 securities from past data: Securities Correlation Expected returns (% 10 18 X Y Z Standard deviation (%) 12 14 18 XY = + 0.6 YZ = +0.2 XZ=-0.3 25 Based on the above information; i. Calculate the expected return for a portfolio consisting of all three securities if equal amounts are placed in each security. (7 marks) ii. Calculate the standard deviation for this portfolio, assuming equal weights are invested in each portfolio. (13 marks)