Please solve the question, by the statistic method, Do not to be solved by excel formula. No Handwriting Solution. Do not copy from Chegg !!

Returns and Variances [LO1] Consider the following information: Probability of State of Economy State of Economy Boom Bust Rate of Return If State Occurs Stock A Stock B Stock C .08 .17 .24 .11 -.05 -.08 .75 .25 a. What is the expected return on an equally weighted portfolio of these three stocks? b. What is the variance of a portfolio invested 20 percent each in A and B and 60 percent in C