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题目内容双击单词支持查询和收藏哦～
Set Y is normally distributed with a mean of 50 and a standard deviation of 5.4.
Quantity A
The percentage of number between 42.8 to 44.6
Quantity B
The percentage of number between 53.6 to 55.4
B显示答案
以上解析由 考满分老师提供。
