As an investment analyst, you have just been provided information on the results of two companies' shares which are Company X and Company Y.
The information on the expected returns and standard deviations are shown in the table below. Assume that the correlation coefficient between the two companies' shares is +0.30.
Calculate the expected return and standard deviation for the following portfolios:
a) 100% in X
b) 75% in X and 25% in Y
c) 50% in X and 50% in Y
d) 25% in X and 75% in Y
e) 100% in Y
Table:
X Y
Expected Return (%) 15 35
Standard Deviation (%) 20 40