Reading 7: Statistical Concepts and Market Returns - LOS h variation, white, style, black, class

mayanfang1

Q6. What is the coefficient of variation for a distribution with a mean of 10 and a variance of 4?

A)   20%.

B)   40%.

C)   25%.

Q7. The historical return for each of a portfolio’s four positions is shown below. Using the population standard deviation, what is the coefficient of variation (CV) for these returns?

Position   Return

A    17.0%

B    12.2%

C    3.9%

D   –8.4%

A)   1.56.

B)   3.12.

C)   1.89.

Q8. If the historical mean return on an investment is 2.0% and the standard deviation is 8.8%, what is the coefficient of variation (CV)?

A)   4.40.

B)   1.76.

C)   6.80.

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