2025年12月美国A卷 · 第 7 题

2025年12月美国A卷 · 原库模块 1 · Q7 原库参考解析

The values in data sets X and Y are shown in the table.

The standard deviation of data set X is q, and the standard deviation of data set Y is s. Which of the following statements about the standard deviation of the data sets is true?