You are considering investing either of the three stocks- A, B and C. The following table provides the information regarding the stocks

Returns (in percent)

Probability

Stock A

Stock B

Stock C

0.20

2

-3

5

0.50

10

8

8

?

15

20

12

Based on the above information

a)Calculate the expected rate of returns and variance for each of the three stocks?

(5 marks)

b)Calculate the coefficient of variation for each security?(2 marks)

c) Your friend suggests you to purchase Stock A because the stock provides the highest return as compared to other stocks. If you are a risk averse investor, which stock should you choose? Justify your answer.(1 mark)