问题
单项选择题
If a distribution is positively skewed:（）
A. the mean is greater than the median.
B. the mode is greater than the median.
C. the median, mean, and mode are equal.
答案
参考答案：A
解析：
For a positively skewed distribution, the mode is less than the median, which is less than the mean (the mean is greatest). Remember that investors are attracted to positive skewness because the mean return is greater than the median return.