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标题: 2008 CFA Level 1 － Sample 样题(2)－Q10 [打印本页]

作者: bingning 时间: 2008-5-27 12:19 标题: 2008 CFA Level 1 － Sample 样题(2)－Q10

10、Compared to a normal distribution, a lognormal distribution is least likely to be:

A. skewed to the left.

B. skewed to the right.

C. useful in describing the distribution of stock prices.

D. useful in describing the distribution of portfolio values.

[此贴子已经被作者于2008-11-7 13:50:05编辑过]

作者: bingning 时间: 2008-5-27 12:20 标题: 答案和详解回复可见！

10、Compared to a normal distribution, a lognormal distribution is least likely to be:

A. skewed to the left.

B. skewed to the right.

C. useful in describing the distribution of stock prices.

D. useful in describing the distribution of portfolio values.

Correct answer = A

"Common Probability Distributions," Richard A. Defusco, Dennis W. McLeavey, Jerald E. Pinto, and David E. Runkel
2008 Modular Level I, Vol. 1, pp. 400-403
Study Session 3-9-j
explain the relationship between normal and lognormal distributions and why the lognormal distribution is used to model asset prices
The lognormal distribution is bounded by zero and thus skewed to the right.

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