Ms. Nur Farhanah was inherited some of her parents fortune. She plans to invest some funds to generate income. There are three investment options and all information as stated below:

Saranya Jewels Berhad		Mogana Sapphire Corporation		Red Haliza Ltd
Probability	Rate of Return	Probability	Rate of Return	Probability	Rate of Return
0.50	9.00%	0.10	-5.00%	0.10	1.00%
0.30	10.00%	0.60	45.00%	0.50	25.00%
0.20	15.00%	0.30	25.00%	0.40	32.00%

Based on the given information, you are required to calculate the following for each stock:

1. Expected rate of return ().

(6 marks)

2. Variance

(6 marks)

3. Standard Deviation of expected returns ().

(9 marks)

4. Coefficient of variation (CV).

(3 marks)

5. Determine the best investment for Ms. Nur Farhanah.

(1 marks)