Consider the following table:

		Stock Fund	Bond Fund
Scenario	Probability	Rate of Return	Rate of Return
Severe recession	0.05	41%	18%
Mild recession	0.20	11%	14%
Normal growth	0.30	8%	5%
Boom	0.45	34%	6%

a.	Calculate the values of mean return and variance for the stock fund.

b.	Calculate the value of the covariance between the stock and bond funds.