Two securities PohKeong Gold and Mama Care are currently being considered by Jason. He is considering either to invest 100% in PohKeong Gold or building a portfolio that consist of both security 60% in PohKeong Gold and 40% in Mama Care. The probability distribution of expected returns of these assets are shown in the following table.

State of Economy, Probability, Return on PohKeong, Gold Return on Mama Care Bear, 0.30, 3%, 2% Bull, 0.70, 18%, 10%

(i) Calculate the expected return for each of the two alternatives. (4 Marks) (ii) Calculate the standard deviation of returns of the two alternatives. (6 Marks) (iii) Evaluate the investors decisions, based on the above calculations (4 Marks)