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题目内容双击单词支持查询和收藏哦～
In a study of the size of frogs, group I consists of five frogs whose average (arithmetic mean) length is 4.7 centimeters. Group II consists of five frogs whose lengths are 4.3, 4.6, 4.7, 4.8, and 5.1 centimeters.
Quantity A
The standard deviation of the lengths of the five frogs in group I
Quantity B
The standard deviation of the lengths of the five frogs in group II
D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。
