Use the following scenario analysis for stocks Z and Y.
|Bear Market||Normal Market||Bull Market|
a) What are the expected rates of return for stocks X and Y?
b) What are the standard deviations of returns on stocks X and Y?
c) Assume that of your $100,000 portfolio, you invest $90,000 in stock X and $10,000 in stock Y. What is the expected return on your portfolio?