16.为调查我国城市女婴出生体重：北方n1=5385，均数为3.08kg，标准差为0.53kg，南方n2=4896kg，标准差为0.34kg，经统计学检验，p=0.0034﹤0.01，这意味着（） -题库考试答案搜索网

16.为调查我国城市女婴出生体重：北方n1=5385，均数为3.08kg，标准差为0.53kg，南方n2=4896kg，标准差为0.34kg，经统计学检验，p=0.0034﹤0.01，这意味着（）

单选题

2021-09-01 19:07

A、南方和北方女婴出生体重的差别无统计学意义
B、南方和北方女婴出生体重差别很大
C、由于p值太小，南方和北方女婴出生体重差别无意义
D、南方和北方女婴出生体重差别有统计学意义但无实际意义

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正确答案

D

试题解析

标签：青书学堂河南城建学院安全工程高等数学

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