Standard Deviation for portfolio of two risky investments: Mary Guilott recently graduated from college and is evaluating an investment in two companies common stock. She has collected the following information about the common stock of firm A and firm B: Firm A's common stock: 0.15 (expected return), 0.11(standard Deviation) Firm B's common stock: 0.11 (expected return), 0.06 (standard Deviation) Correlation Coefficient: 0.5   If mary decides to invest 10% of her money in Firm A's common stock and 90% in Firm B's common stock, what is the expected rate of return and the standard deviation of the portfolio

Essentials Of Investments
11th Edition
ISBN:9781260013924
Author:Bodie, Zvi, Kane, Alex, MARCUS, Alan J.
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Chapter1: Investments: Background And Issues
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Standard Deviation for portfolio of two risky investments: Mary Guilott recently graduated from college and is evaluating an investment in two companies common stock. She has collected the following information about the common stock of firm A and firm B:

Firm A's common stock: 0.15 (expected return), 0.11(standard Deviation)

Firm B's common stock: 0.11 (expected return), 0.06 (standard Deviation)

Correlation Coefficient: 0.5

 

If mary decides to invest 10% of her money in Firm A's common stock and 90% in Firm B's common stock, what is the expected rate of return and the standard deviation of the portfolio

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