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Check Stock Fund Bond Fund Probability Rate of Return Roto of Return Boveco recession 0.05 -38% Mild cocoasion 0.15 -10.04 Normal growth 0. 30 0. 50 a. Calculate the values of mean return and variance for the stock fund. (Do not round Intermediate calculations, Round "M return" value to 1 decimal place and "Variance" to 4 decimal places.) Monn mfum Variance K-Squared b. Calculate the value of the covariance between the stock and bond funds. (Negative value should be indicated by a minus al Do not round intermediate calculations. Round your answer to 4 decimal places.) -Squared J o 10 Next > 4 0n Amendment The right of the people to be secure in their nerenne hailees manare and offa MacBook Air HE CO O LU D OHelp Save & Exit Submit Check my work The standard deviation of the market-index portfolio is 50%. Stock A has a beta of 1.60 and a residual standard deviation of 25%. a. Calculate the total variance for an increase of 0.20 in its beta. (Do not round Intermediate calculations. Round your answer to the nearest whole number.) Total variance 6,856 nces b. Calculate the total variance for an increase of 23.22% in its residual standard deviation. (Do not round intermediate calculations. Round your answer to the nearest whole number.) Total variance Prev 1 of 10 Next > 4 un Amendment The right of the people to be secure in their nercane honees nanare and offorte MacBook Air F2 F3 BOO F4 F5 F6 F7 F8 F9 F10 F11 K 70 8 3 5 6 7 8 O del E R T Y U O P D F G H K X C B N M