题目内容

A distribution of returns that has a greater percentage of small deviations from the mean and a greater percentage of extremely large deviations from the mean compared to a normal distribution:

A. is positively skewed.
B. has positive excess kurtosis.
C. has negative excess kurtosis.

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The probability that the Dow-Jones Average will increase tomorrow is 3/5. The probability of an increase in the Dow-Jones Average stated as odds is:

A. 2/3
B. 3/2
C. 2/5

根据下表所示的数据解答问题。 ACS公司股票在各年中的回报率年份 2005 2006 2007 2008 2009 回报率(R) 15% -7% 24% 15% -18% Assuming that the distribution of ACS stock returns is a population, what is the population standard deviation

A. 5.8%
B. 15.7%
C. 35.1%

Which of the following statements best describes the relationship between correlation and covariance The correlation between two random variables is their covariance standardized by the product of the variables":

A. variances.
B. standard deviations.
C. coefficients of variation.

At a charity ball, the names of 300 people are put into a box. Six of the names are identical. On a random draw, what is the probability that one of these six names will be drawn

A. 0.02
B. 0.05
C. 0.20