某班36个学生,英语测验分数地标准差为9.6,则其离差平方和是( ) -题库考试答案搜索网

某班36个学生,英语测验分数地标准差为9.6,则其离差平方和是( )

单选题

2021-09-01 21:02

A、3317.6
B、3217.0
C、3320.5
D、3500.1

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正确答案

A

试题解析

标签：青书学堂许昌学院小学教育(专升本) 教育测量与评价黑龙江省教育学院教育学（函授）专升本教育测量学平时作业1

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