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The standard deviation of the market-index portfolio is 20%. Stock A has a beta of 2.80 and a residual standard deviation of 30%. a-1. Calculate

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The standard deviation of the market-index portfolio is 20%. Stock A has a beta of 2.80 and a residual standard deviation of 30%.

a-1.

Calculate the total variance for an increase of 0.25 in its beta? (Do not round intermediate calculations. Round your answer to 4 decimal places.)

Total variance
a-2.

Calculate the total variance for an increase of 8.54% in its residual standard deviation? (Do not round intermediate calculations. Round your answer to 4 decimal places.)

Total variance
The standard deviation of the market-index portfolio is 20%. Stock A has a beta of 280 and a residual standard deviation of 30%. a. Calculate the total variance for an increase of 0.25 in its beta. (Do not round intermediate calculations. Round your answer to the nearest whole number.) Total variance b. Calculate the total variance for an increase of 8.54% (percentage points) in its residual standard deviation. (Do not round intermediate calculations.) Total variance

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