Q4. Can an investor eliminate market risk from a portfolio of common stocks? How many stocks must a portfolio contain to be "reasonably well diversified"? Do all portfolios with, say, 50 stocks have about the same amount of risk?

Financial Management: Theory & Practice
16th Edition
ISBN:9781337909730
Author:Brigham
Publisher:Brigham
Chapter6: Risk And Return
Section: Chapter Questions
Problem 14P: You have observed the following returns over time: Assume that the risk-free rate is 6% and the...
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Q4. Can an investor eliminate market risk from a portfolio of common stocks? How many stocks
must a portfolio contain to be "reasonably well diversified"? Do all portfolios with, say, 50 stocks
have about the same amount of risk?
Q5. A stock's return for the past 3 years were 10%, -15%, and 35%. What is the historical average
return? What is the historical sample standard deviation?
Transcribed Image Text:Q4. Can an investor eliminate market risk from a portfolio of common stocks? How many stocks must a portfolio contain to be "reasonably well diversified"? Do all portfolios with, say, 50 stocks have about the same amount of risk? Q5. A stock's return for the past 3 years were 10%, -15%, and 35%. What is the historical average return? What is the historical sample standard deviation?
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