![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ec5efba5a2b7fb879ffd79fcf73ff03.png)
A.![]() |
B.![]() |
C.![]() |
D.![]() |
【知识点】 独立重复试验的概率问题解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b2a698891d42c70b597f0da4f215f09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56d266a04f3dc7483eddbc26c5e487db.png)
A.![]() | B.![]() | C.![]() | D.![]() |
【知识点】 独立重复试验的概率问题解读
A.![]() | B.![]() |
C.![]() | D.![]() |
【知识点】 独立重复试验的概率问题解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3b9e816b14051f785aa5aae72b8eed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4513a4e54bfd9075b888a59131d8ed50.png)
A.是相互独立事件 | B.不是相互独立事件 | C.是互斥事件 | D.是对立事件 |
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
A.![]() | B.![]() | C.![]() | D.![]() |
【知识点】 独立重复试验的概率问题解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca4ff0af96ea467337cb30c4c765b5f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca4ff0af96ea467337cb30c4c765b5f7.png)
111 001 011 010 000 111 111 111 101 010
000 101 011 010 001 011 100 101 001 011
A.![]() ![]() | B.![]() ![]() | C.![]() ![]() | D.![]() ![]() |
【知识点】 随机模拟的其他应用解读 独立重复试验的概率问题解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d0e7bfbd56fe73dfe04c04da749d942.png)
A.![]() | B.![]() | C.![]() | D.![]() |
【知识点】 独立重复试验的概率问题解读
A.![]() | B.![]() |
C.![]() | D.![]() |
【知识点】 独立重复试验的概率问题解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
A.![]() | B.![]() | C.![]() | D.![]() |
【知识点】 独立重复试验的概率问题解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf31876698721a199c7c53c6b320aa86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56d266a04f3dc7483eddbc26c5e487db.png)
A.![]() | B.![]() | C.![]() | D.![]() |
【知识点】 利用对立事件的概率公式求概率 独立事件的乘法公式解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dac452fbb5ef6dd653e7fbbef639484.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e6486784415f3537c9a13556c05d893.png)
A.![]() | B.![]() | C.![]() | D.![]() |
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf31876698721a199c7c53c6b320aa86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dac452fbb5ef6dd653e7fbbef639484.png)
A.![]() | B.![]() | C.![]() | D.![]() |
【知识点】 独立重复试验的概率问题解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3e6f66f9e4e2a49a0db2489894e9d97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b734e8f1546481e3eb4976008a045de.png)
0 | 1 | 2 | |
【知识点】 利用二项分布求分布列解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d911e720abfb1b8892747d79ddc8f4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c8b45edad1f59a7454739675fd2de55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f16d09692f7b0fb5633964437202d21d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99ba98d32bdef24ec65373bde7fba36b.png)
①某同学投篮命中率为0.6,他10次投篮中命中的次数ξ是一个随机变量,且ξ~B(10,0.6);
②某福彩的中奖概率为p,某人一次买了8张,中奖张数ξ是一个随机变量,且ξ~B(8,p);
③从装有5个红球5个白球的袋中,有放回的摸球,直到摸出白球为止,则摸球次数ξ是随机变量,且
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70aa3710a8930a1c21bc874b46cd155a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdd8e6949d673788920b8b2c8c1413e0.png)
【知识点】 独立重复试验
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f411ed2515c24ad6878c36738235e64d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3a609899cd093671fd972e80181fa96.png)
【知识点】 利用二项分布求分布列解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca83504e351d7516f61a3052d7a31859.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
(1)若在任意时刻至少有一个系统不发生故障的概率为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/940ebdc0cc7801866b21d9b6e76cd088.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
(2)求系统
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ca7d1107389675d32b56ec097464c14.png)
【知识点】 利用对立事件的概率公式求概率 独立重复试验的概率问题解读
【知识点】 独立重复试验的概率问题解读
(1)求至少3人同时上网的概率;
(2)至少几人同时上网的概率小于0.3?
【知识点】 独立重复试验的概率问题解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52dbd64028ab37a28942a961993ad21d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66577f4cb97c0d2a213ab1a9a02d1324.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4815d96da53bbf5bdb4d1b0b9996fe5.png)
(Ⅰ)三科成绩均未获得第一名的概率是多少?
(Ⅱ)恰有一科成绩未获得第一名的概率是多少
【知识点】 利用对立事件的概率公式求概率 独立事件的乘法公式解读
【知识点】 利用对立事件的概率公式求概率 独立事件的乘法公式解读