The following data pertains to the scenario analysis for Stocks X and Y:

	Bear Market	Normal Market	Bull Market
Probability	0.2	0.5	0.3
Stock X Return	-20%	18%	50%
Stock Y Return	-15%	20%	10%

Required:

(a) What are the expected rates of return for Stocks X and Y (% in 2 d.p.)?

(b) What are the standard deviations of returns on Stocks X and Y (% in 2 d.p.)? (c) Assume that of your $10,000 portfolio, you invest $9,000 in Stock X and $1,000 in Stock Y. What is the expected rate of return on your portfolio (% in 2 d.p.)?