问题
单项选择题
在假设检验中,α型错误也称为()
A.小概率事件
B.接受原假设所犯的错误
C.拒绝备择假设所犯的错误
D.拒绝虚无假设所犯的错误
答案
参考答案:D
在假设检验中,α型错误也称为()
A.小概率事件
B.接受原假设所犯的错误
C.拒绝备择假设所犯的错误
D.拒绝虚无假设所犯的错误
参考答案:D
Hi, I’m Zhu Hua. I’m a junior high school student in Beijing. There are twenty-six boys and twenty-two girls in my class. Half of the students come to school by bike. Five boys and four girls come to school on foot. About a quarter of us come to school by bus. The others come to school by subway. We’re all from China. We’re good friends. 根据短文内容,用适当的单词完成下面表格。
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