中位數是25萬,意思是有50%的個人(家庭?)收入高於25萬,另外50%收入低於25萬。所以,中國第一家庭收入屬於 bottom 50%.
By the way, it is possible for the mean to be either greater or smaller than the median if the distribution is sufficiently skewed.
中位數是25萬,意思是有50%的個人(家庭?)收入高於25萬,另外50%收入低於25萬。所以,中國第一家庭收入屬於 bottom 50%.
By the way, it is possible for the mean to be either greater or smaller than the median if the distribution is sufficiently skewed.
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