【判断题】
若二维随机变量(X,Y)的分布函数F(x,y)和边缘分布函数FX(x),FY(y),对任意的x,y有F(x,y)=FX(x)Fy(y),则随机变量是相互独立的。
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/894A1E70C9CB257ED86E85DE6B4A73C3.png title=QQ截图20170105211247.png alt=QQ截图20170105211247.png/>
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<img src=https://huaweicloudobs.ahjxjy.cn/00709C2726C7B242A2722D0C74B938E7.png title=QQ截图20170105211255.png alt=QQ截图20170105211255.png/>
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<img src=https://huaweicloudobs.ahjxjy.cn/07A1CC2B4A8BEDC547ADF219C642A305.png title=QQ截图20170105211303.png alt=QQ截图20170105211303.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/B56F99CEE1E3C3E5FFBC7EE1037D4758.png title=QQ截图20170105211311.png alt=QQ截图20170105211311.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/AB6B07A528B54E83DDEE98D0B1B3FF7B.png title=QQ截图20170105211319.png alt=QQ截图20170105211319.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/FC8B73C79F6EEDB836DF13999924638F.png title=QQ截图20170105211554.png alt=QQ截图20170105211554.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/0FDBAE0BF64385130F1B9F25F9506F60.png title=QQ截图20170105212445.png alt=QQ截图20170105212445.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/41817FF339015A409172DAAB0A9128E8.png title=QQ截图20170105212454.png alt=QQ截图20170105212454.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/1DB0D02372ABB2BFA9D9424EEC3B7D0C.png title=QQ截图20170105212501.png alt=QQ截图20170105212501.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/678930E430843301050DBED4C00E8C38.png title=QQ截图20170105212509.png alt=QQ截图20170105212509.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/8860A577BE8D2ED7E295DD4D1156E5D1.png title=QQ截图20170105212518.png alt=QQ截图20170105212518.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/A5BE767EC6F11D56CE6D3856F6AB5DE4.png title=QQ截图20170105211445.png alt=QQ截图20170105211445.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/C89A36D20078F37CC7392FFB8186EC9A.png title=QQ截图20170105211459.png alt=QQ截图20170105211459.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/311204225F69F0713FCF6695E23964AC.png title=QQ截图20170105211510.png alt=QQ截图20170105211510.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/DC6F7ADF6AC1FB838BB86A2152F4F2C7.png title=QQ截图20170105211517.png alt=QQ截图20170105211517.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/46F16E202ABC8F14695BF04BC8C1610D.png title=QQ截图20170105211524.png alt=QQ截图20170105211524.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/7189C2680D6BDFD6BBFA918BFCE9D7AF.png title=QQ截图20170105212334.png alt=QQ截图20170105212334.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/878768604797FDC9F36F063B16F063C3.png title=QQ截图20170105211946.png alt=QQ截图20170105211946.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/E46A8483390F2825D1CFB85A2A816801.png title=QQ截图20170105211955.png alt=QQ截图20170105211955.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/799905B41C213907EAFC763464473F1F.png title=QQ截图20170105212001.png alt=QQ截图20170105212001.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/22ABA3EE71503FFC56D1182FA9C1D0E3.png title=QQ截图20170105212008.png alt=QQ截图20170105212008.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/CB7804AC8F89B223AE7187BD4E217E81.png title=QQ截图20170105212015.png alt=QQ截图20170105212015.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/7134306666FC3AFBC19E5F8CABA45B06.png title=QQ截图20170105210927.png alt=QQ截图20170105210927.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/0E7EC41479419C6F3CE4A14F817B9858.png title=QQ截图20170105211022.png alt=QQ截图20170105211022.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/3AFCC58A5AA0AC9522090A9C19D4A76F.png title=QQ截图20170105211029.png alt=QQ截图20170105211029.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/696473C46DEE14EB972205864B0596B8.png title=QQ截图20170105211036.png alt=QQ截图20170105211036.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/733AB926ED161E55E586BF5E43EF75F9.png title=QQ截图20170105211043.png alt=QQ截图20170105211043.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/FA01B4293FFD986B27593B9C7B840E3D.png title=QQ截图20170105163026.png alt=QQ截图20170105163026.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/43E1EE48D81319A8EDF30DEDA44C0F21.png title=QQ截图20170105162344.png alt=QQ截图20170105162344.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/D77E8FBC079B0BF3229D07FFBF9A4031.png title=QQ截图20170105162412.png alt=QQ截图20170105162412.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/FF6D0DB8DBA30C68A45DE29ABE93AB33.png title=QQ截图20170105162423.png alt=QQ截图20170105162423.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/98EC6A07C160880103C16BE6F1D75E86.png title=QQ截图20170105162430.png alt=QQ截图20170105162430.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/14278AE739B6BDF1D63EF37683559C8D.png title=QQ截图20170105162443.png alt=QQ截图20170105162443.png/>