首页/ 题库 / [单选题]设每次试验成功的概率为

设每次试验成功的概率为,则3次独立重复试验中至少有两次成功的概率为( )

单选题
2022-04-02 16:42
A、 <img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/159071400205682a6102f871d41118d388a1a1d165696image61.png"style="width:26px;height:24px;"/>;
B、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/15907140021166159ce66d30c498da2d1bfaffaa33a50image62.png"style="width:57px;height:24px;"/>;
C、 <img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/159071400216070ec6014b5904edcaa45f9f144425521image63.png"style="width:18px;height:24px;"/>;
D、 <img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/1590714002208e1b629e388214d56b18bb711aaa8d2eaimage64.png"style="width:62px;height:24px;"/>。
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正确答案
D
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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