名校
1 . 若
,
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32117525ccafad0b0b592a64aeaaf782.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/827ba8d1a6b3a0541b419dfa513766b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44715fe6e7aea88c65a7511a5e6dd2ad.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2 . 设
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1ed604ef29077c88e0cf6db78303d9b.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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名校
3 . 信息熵是信息论中的一个重要概念.设随机变量
所有可能的取值为
,且
,
,定义
的信息熵
,若
,随机变量
所有可能的取值为
,且
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/987e30395d91964ebd0395faf2f66600.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3060d17c9f8ee360efb65202415e060b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25c94a17b49550283be4ec1a348c8534.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6aff1256960a159195ce0b1b8ff83c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6b21c7729887167e605d912861339bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a829fdd8ec0f3b7ede883cf2c3e53b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5aa2de6deb84e4a63b9797d47033a66.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f32fa6e9c3593e6857e3b98ed81dd7b8.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2023-03-30更新
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943次组卷
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2卷引用:贵州省2023届高三考前备考指导解压卷数学(理)试题