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List A consists of the numbers 18, 19, 19, 19, and 20, and
List B consists of the numbers 11, 12-x, 12, 12+x, and 13, where x > 0.
List B consists of the numbers 11, 12-x, 12, 12+x, and 13, where x > 0.
Quantity A
The standard deviation of the numbers in list A
Quantity B
The standard deviation of the numbers in list B
B显示答案
· 相关考点
5.2.9 标准差
5.2.9 标准差
以上解析由 考满分老师提供。
