设随机变量的密度函数为,且,是的分布函数,则对任意实数有( )。 -题库考试答案搜索网

设随机变量的密度函数为,且,是的分布函数,则对任意实数有( )。

单选题

2022-04-02 16:42

A、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/1590714138004ff4ee78d227b4aadb12684d47c36f198.png">
B、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/1590714148847d3c45924f63f42a8b821c4e45465f22e.png">
C、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/1590714159816dd26b3db013a499c8e34c2b2280f6c79.png">
D、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/1590714167545438e7aaddaf3478296806b4f3c28cdcd.png">

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正确答案

B

试题解析

标签：西南石油大学成人高等教育平台石油工程专升本概率与数理统计作业1

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