已知随机变量
服从两点分布,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edc9dffbcbfad839f9756b69ebfe71f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/976bb67cb2d5ed4bb05ee689e9b083e3.png)
A.0.6 | B.0.3 | C.0.2 | D.0.4 |
23-24高二下·江苏盐城·期中 查看更多[2]
更新时间:2024-04-29 15:44:19
|
相似题推荐
单选题
|
容易
(0.94)
名校
【推荐1】设随机变量
服从两点分布,若
,则成功概率
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fb5a005fbf3fdae15e2bbb0fa03a81c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a1d17e01b5ac2c39647c48e3124f685.png)
A.0.2 | B.0.4 | C.0.6 | D.0.8 |
您最近一年使用:0次
单选题
|
容易
(0.94)
名校
【推荐2】已知离散型随机变量
的分布列服从两点分布,且
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad11023a7fbb07805e45e765e2fa0e23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次