Summary statistics for returns on two stocks

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1. Summary statistics for returns on two stocks X and Y are listed below.

Mean Variance

Stock X 2.83% 0.006000

Stock Y 5.98% 0.003000

The covariance of returns on stocks X and Y is 0.001500. Consider a portfolio of 80% stock X and 20% stock Y.

What is the mean of portfolio returns?

Please specify your answer in decimal terms and round your answer to the nearest thousandth (e.g., enter 12.3 percent as 0.123).

2. Summary statistics for returns on two stocks X and Y are listed below.

Mean Variance

Stock X 4.86% 0.004000

Stock Y 3.69% 0.003000

The covariance of returns on stocks X and Y is 0.001100. Consider a portfolio of 80% stock X and 20% stock Y.

What is the standard deviation of portfolio returns?

Please specify your answer in decimal terms and round your answer to the nearest thousandth (e.g., enter 12.3 percent as 0.123).

Note that the correct answer will be evaluated based on the full-precision result you would obtain using Excel.

Reference no: EM132144061

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