Problem 2: The following table shows the expected return from the investment in Stock A, Stock B and Stock C at different state of the economy.

State (i)	P(i)	E(R)Stock A	E(R)Stock B	E(R)Stock C
Recession	25%	-15%	19%	4%
Neutral	50%	14%	10%	8%
Boom	25%	32%	-4%	15%

1. Find the expected return, variance and SD from each stock
2. If you invest $10000 in Stock A, $ 12000 in Stock B and $15000 in Stock C, what is your total expected return from the portfolio?