Stock C
		Rate of Return (r )	Probability ( p )
The Economic Status	Optimistic	12 %	30 % or 0.30
	Most Likely	9 %	50 % or 0.50
	Pessimistic	-8%	10 % or 0.10

1. Calculate the Expected Rate of Return E(r) for Stock C.

2. Calculate Variance and Standard Deviation for Stock C.
3. Calculate the Sharpe Ratio, assuming risk free rate is 4%.

please make sure the answer is correct 100%