Scenario Severe recession Mild recession Normal growth Boom Stock Fund Probability Rate of Return 0.10 0.220 -20% 0.40 25% 0,30 309 Bond Fund Rate of Return -139 198 12% -99 a.Calculate the values of mean retum and variance for the stock fund. (Do not round Intermediate calculations, Round "Mean return" value to 1 decimal place and "Varlance" to 2 decimal places.) X Answer is complete but not entirely correct. Mean return 11.0 25 280X Variance b.Calculate the value of the covariance between the stock and bpnd funds. (Negative value should be indicated by a minus sign. Do not round Intermediate calculations. Round yodi answer to 2 decimal places.) X Answer is complete but not entirely correct. Covariance (0.001