Variance of A^2=Beta A^2*Standard Deviation of M^2/Rx^2
=0.610^2*0.27^2/0.20 =0.13563
Standard Deviation of A =0.13563^0.5
Standard Deviation of B^2=Beta B^2*Standard Deviation of M^2/Ry^2
=1.416^2*0.27^2/0.1=146.1686%
Standard Deviation=146.1686%^0.5
Covariance =Beta of A*Beta of B*Standard Deviation of
M^2=0.610*1.416*0.27^2 =0.06297
Correlation=Covariance/(Standard Deviation of A*Standard Deviation
of B)
=0.06297/(0.13563^0.5 *146.1686%^0.5) =0.1414
The index model has been estimated for stocks A and B with the following results: RA...
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Suppose that the index model for stocks A and B is estimated from excess returns with the following results: RA = 2.5% + 0.60RM + eA RB = -1.5% + 0.7RM + eB σM = 19%; R-squareA = 0.24; R-squareB = 0.18 What is the covariance between each stock and the market index? (Calculate using numbers in decimal form, not percentages. Do not round your intermediate calculations. Round your answers to 3 decimal places.)