Distributions and measures of center and spread · 第 5 题

Distributions and measures of center and spread · 原库模块 1 · Q5 原库参考解析

The dot plots represent the distributions of values in data sets A and B.



Which of the following statements must be true?
I. The median of data set A is equal to the median of data set B.
II. The standard deviation of data set A is equal to the standard deviation of data set B.