What is the beta of portfolio q

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Reference no: EM132008562

Suppose that the index model for stocks A and B is estimated from excess returns with the following results:

R_A = 1.6% + 0.70R_M + e_A
R_B = -1.8% + 0.90R_M + e_B
s_M = 22%; R-square_A = 0.20; R-square_B = 0.15

Assume you create a portfolio Q, with investment proportions of 0.40 in a risky portfolio P, 0.35 in the market index, and 0.25 in T-bill. Portfolio P is composed of 70% Stock A and 30% Stock B.

1. What is the standard deviation of portfolio Q? (Calculate using numbers in decimal form, not percentages. Do not round intermediate calculations. Round your answer to 2 decimal places. Omit the "%" sign in your response.)

Standard deviation %

2. What is the beta of portfolio Q? (Do not round intermediate calculations. Round your answer to 2 decimal places.)

Portfolio beta

3. What is the "firm-specific" risk of portfolio Q?(Calculate using numbers in decimal form, not percentages. Do not round intermediate calculations. Round your answer to 4 decimal places.)

Firm-specific

4. What is the covariance between the portfolio and the market index? (Calculate using numbers in decimal form, not percentages. Do not round intermediate calculations. Round your answer to 2 decimal places.)

Covariance

Reference no: EM132008562

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