设随机变量<img src=""https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/1483602770515bce80b7545d848c780a723d0ba59d9a1image88.png"">,<img src=""https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/1483602770605422ba928f05649b5b9d2948c39099ebdimage89.png"">,且<img src=""https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/1483602770669544445fd8c8148cab8a490a71fedbff9image90.png"">与<img src=""https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/148360277071729e09154b40b4c1db55c9d3e7cf628eeimage91.png"">相互独立,则下面( )正确。
·<img src=""https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/14836027707742d3886cdfd3040d897c698c0292aad31image92.png"">
·<img src=""https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/14836027708225b3e230922a344f89e7b5c6cd6fe2971image93.png"">
·<img src=""https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/148360277091293966a4c8a944840b2445848121b8742image94.png"">
·<img src=""https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/1483602770981b3f460ae2d5f4d65863d2733e473e9a5image95.png"">"
出自：佳木斯大学语言治疗学
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