State of economy is Boom Probability of state of econmy is.15 Rate of Return if state occurrs for

Stock A is .30 Stock B .45 and Stock C is .33.

State of economy is Good the Probability of state of econmy is.12 Rate of Return if state occurrs for

Stock A is ..12 Stock B .10 and Stock C is .15. State of economy is Poor the probability of state of econmy is..35 Rate of Return if state occurrs for

Stock A is ..01 Stock B -.15 and Stock C is -.05.

State of economy is Bust theProbability of state of econmy is.05 Rate of Return if state occurrs for

Stock A is -.06 Stock B -.30 and Stock C is -.09

Your portfolio is invested 30% each in A and C and 40% in B. What is the expected return of the portfolio? What is the variance of this portfolio The

standard deviation of the portfolio?