Iris Corporation is considering an investment in one of the two common shares. The table below provides a probability distribution for the returns on shares A and B

Probability Return A Probability Return B 0.2 25% 0.4 10% 0.3 10% 0.5 30% 0.3 15% 0.2 20%

Based on the following information given, calculate both shares: (a) Expected Return (4 marks) (b) Standard Deviation (5 marks) (c) Coefficient of variation (2 marks)