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题目内容
Five different families received tax bills at the beginning of the year. Later, the four lowest tax bills were each reduced by $200 while the highest tax bill remained the same.
Quantity A
The standard deviation of the original five tax bills
Quantity B
The standard deviation of the resulting five tax bills after the four lowest tax bills were reduced
B显示答案
· 相关考点
5.2.8 标准差
5.2.8 标准差
以上解析由 考满分老师提供。