In: Finance
Suppose you have a portfolio consisting of two stocks, Stock S and Stock T. $4,000 is invested in Stock S and $6,000 is invested in Stock T:
State Probability Stock S Stock T
Boom 0.10 21% 35%
Normal ? 6% 11%
Recession 0.60 -17% -40%
What is the standard deviation of Stock S?
What is the portfolio variance?