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单选题 X~
(2),则( )
A. 
B. 
C. 
D. 
学科：概率论与数理统计--第五期
时间：2024-05-06 13:38:23
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题目1单选题
<img src="https://tihai-oss-cloud.itihey.com/img/00e29d87a48939543e9be61c0b7b1d55.png">A. 二项B. 超几何C. 泊松D. 几何
题目2单选题
<img src="https://tihai-oss-cloud.itihey.com/img/99abd601e48249382f48c7ccd341edcb.png">A. <img src="https://tihai-oss-cloud.itihey.com/img/8435126fb9026332c6e238c014098c97.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/7d9c0e74eac3ec542fdcbb22991fc6ba.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/40159224e39b72125f68719dbd18c1b3.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/46740bb9dcac989aa5872fb67803b89a.png">
题目3单选题
设X~<img src="https://tihai-oss-cloud.itihey.com/img/279eb537644d7a371d3a2c69444afa55.png">(2),求P(X=3)=A. <img src="https://tihai-oss-cloud.itihey.com/img/ade5a71af822e909528f51c6881ed662.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/20486ad1d6b4b6ab18d0456942a82b73.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/16be0efe2127e00f3d9b3233909d6752.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/c3562680af88673a25135536ea7a78e6.png">
题目4单选题
<img src="https://tihai-oss-cloud.itihey.com/img/fb4ad10d3a372c1553dbe727ca55b86e.png">A. <img src="https://tihai-oss-cloud.itihey.com/img/3a257a0b7046a0c202ea82100e1021ca.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/adb7e8bb06f2ee66bb56e5b568a6cc50.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/fdb82db4a3af7659df3bc64e9f03f837.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/42e97c7a57eff57c3fd41ab73be9f49f.png">
题目5单选题
<img src="https://tihai-oss-cloud.itihey.com/img/7ed7a3f0348b0861558029f6a37a7d0f.png">A. <img src="https://tihai-oss-cloud.itihey.com/img/5bc8b233ac2c1d1791fedb878ff192f9.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/239df434eacc90a77b6b52c2fb1c2781.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/b46cbabfeb74a2965501b263ff6c1ac6.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/0ae2e1d86d8af17f3f0633c8adf7addb.png">
题目6单选题
X~<img src="https://tihai-oss-cloud.itihey.com/img/fe97c57be29d4d32c091e24537b30651.png">(2),则( )A. <img src="https://tihai-oss-cloud.itihey.com/img/eaee2ea299123225b955b0ee06388eeb.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/a57995c998e26100911011315bd70dcc.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/904fb44bb430b767c743a7432b11d5a6.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/526c2c58cfcd28eb545e465489068622.png">
题目7单选题
甲、乙两人投篮,投中的概率分别为0.6,0.7.今各投三次,求甲比乙投中次数多尔概率A. 0.093B. 0.321C. 0.243D. 0.141
题目8单选题
<img src="https://tihai-oss-cloud.itihey.com/img/211b76fa7de48b13681cf04a19a4de8e.png">A. 1/3B. 1/2C. 1/4D. 1
题目9单选题
X服从0-1分布,若P(X=0)=0.2,则P(X=1)=A. 0B. 0.8C. 0.2D. 1
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