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单选题 X~U(0,2),Y~E(1),且X,Y相互独立,则E(XY)=( )
学科：概率论与数理统计
时间：2023-11-05 08:14:41
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题目1单选题
<img src="https://tihai-oss-cloud.itihey.com/img/e5a94dc09d4459dad54a0fee524c5c19.png">A. <img src="https://tihai-oss-cloud.itihey.com/img/fc7fff4b6aecd37a1c63f5a457fbef81.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/2fdb8430c21298fd9dc7b612fb03501f.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/7290481ad85cd896b9c8f504f28c4c6c.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/3ba6dd9e00c5261f3f496419520ee7a5.png">
题目2单选题
<img src="https://tihai-oss-cloud.itihey.com/img/526d8d52dd1533e6119292286bfe401b.png">A. <img src="https://tihai-oss-cloud.itihey.com/img/bd159d460d28b2214ab065794e53d043.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/eab52b86926492052117cd1d142c086c.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/7772a881494014774d53bd2b50f33761.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/6d7a088d68d77e1d236a98eff0785fb4.png">
题目3单选题
X~U(0,2),Y~E(1),且X,Y相互独立,则E(XY)=( )A. 0B. 1C. 2D. 3
题目4单选题
<img src="https://tihai-oss-cloud.itihey.com/img/b88337fae80509cbcb7e87cca414407c.png">A. <img src="https://tihai-oss-cloud.itihey.com/img/7a29cd86edb89060e484b363b2db116c.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/94d6e33bdbff388b201ed7a6e27cc24b.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/3fbe02afe9d1530bbc41f7bda95825e8.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/be69234031be248072b9164450112b5e.png">
题目5单选题
<img src="https://tihai-oss-cloud.itihey.com/img/16af3dec838284b988c92fd722e74347.png">A. <img src="https://tihai-oss-cloud.itihey.com/img/7cc7214d8b63c5205fb38d499de18f2e.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/a329be45c6eff87de3997283f78cc644.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/a309f13ade27cfa621654a56cec3b97b.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/32a5f698ae5bfa5b32d2407ed38f659b.png">
题目6单选题
<img src="https://tihai-oss-cloud.itihey.com/img/75612f0406baf874024178b5bed6c406.png">A. <img src="https://tihai-oss-cloud.itihey.com/img/ee5ddd536ff6ed20e7b7bf2d3d42c453.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/53c772b3e88e62f9c7ec061fa4ad3fd8.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/2d367d8be0788ed2a572a488ef40daed.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/bd2da45a2c7b7942f5c6e73c4e6b9ac4.png">
题目7单选题
<img src="https://tihai-oss-cloud.itihey.com/img/6e0069097dfff5d7394c1fe714fb9fb8.png">A. <img src="https://tihai-oss-cloud.itihey.com/img/6d31a82b7f27159ad4c9f17757b6a5ab.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/6c2c7d8de8d6ee5230cd68de5a868fe1.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/b2d18c0db42610db580ca86229dc1ceb.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/b446a8c64c4af59a3d02c58ecfb2c839.png">
题目8单选题
<img src="https://tihai-oss-cloud.itihey.com/img/f6092f35a3f6d4113c9d37b1a2ff0ae9.png">A. <img src="https://tihai-oss-cloud.itihey.com/img/669c3188eec8b7b67a169c9c0f843408.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/da7f52b5be640372fb0f535aafacf4e8.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/0a23d77b9bde06620016bf72ee73a116.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/b0a0e11b0219d09b96d22e9444fb5b17.png">
题目9单选题
<img src="https://tihai-oss-cloud.itihey.com/img/f9f7ca45f04a0b9c3510d65072a403d2.png">A. <img src="https://tihai-oss-cloud.itihey.com/img/a14c605d486aa7e9d326ac26d2ced311.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/72a392f56c1442a55e8cdcc9c386cd95.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/fbf1c2f1db326a8bacf0d7faf2bdec70.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/0efd1e8e18cf7f9965187472f8a32d04.png">
题目10单选题
<img src="https://tihai-oss-cloud.itihey.com/img/f288686bbcaed18f2c734f8b840896d7.png">A. <img src="https://tihai-oss-cloud.itihey.com/img/bc866c0b6f3c07605d3a64f5ee66c46f.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/28844d5d2493459e06bed3254ed508dc.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/f420c6bdcbb39f4e12d87572a24355dc.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/9cd2270fdb280080944eb4d297f0d56d.png">
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