Which of the following statements is CORRECT?
A) A large portfolio of randomly selected stocks will always have a standard deviation of returns that is less than the standard deviation of a portfolio with fewer stocks, regardless of how the stocks in the smaller portfolio are selected.
B) Diversifiable risk can be reduced by forming a large portfolio, but normally even highly-diversified portfolios are subject to market (or systematic) risk.
C) A large portfolio of randomly selected stocks will have a standard deviation of returns that is greater than the standard deviation of a 1-stock portfolio if that one stock has a beta less than 1.0.
D) A large portfolio of stocks whose betas are greater than 1.0 will have less market risk than a single stock with a beta = 0.8.

Question

Quizplus · Accepted Answer

Diversifiable risk, also known as unsystematic risk, can be reduced by forming a large portfolio, but market risk (systematic risk) cannot be diversified away. Highly-diversified portfolios can still be subject to market risk. None of the other statements are correct.

Which of the Following Statements Is CORRECT