设离散型随机变量[tex=0.929x1.286]uswT/CEcOIwMpCvTz/zeaA==[/tex]和[tex=0.857x1.286]h9C4nePGcGllh55hxKIsUw==[/tex]的联合概率分布为[img=463x91]176fadc07a3e4aa.png[/img]若[tex=0.929x1.286]uswT/CEcOIwMpCvTz/zeaA==[/tex]，[tex=0.857x1.286]h9C4nePGcGllh55hxKIsUw==[/tex]独立，则[tex=0.643x1.286]vYiGJJ9TAtvnQmM1PsOB8g==[/tex]，[tex=0.643x1.286]mI2l8V/Tmuo7C2MtPPAzQQ==[/tex]的值为 未知类型：{'options': ['[tex=2.571x2.0]Pyfqlm3l19McAFzORqlWDWUOkFH7dfRqhXLcoopPG3A=[/tex]，[tex=2.571x2.0]LDpIG0InSOB/Qio606Q/5ZjqNjuDqbguBnN+jd3cSVU=[/tex]', '[tex=2.571x2.0]PTXJ2tMR6UI5e5pFbI8KViEJ/d18LBmVfy9MX+1JjSA=[/tex]，[tex=2.571x2.0]8A2Dlkt4Wls0rG0vr+y97h6OAz+C+k2wWgnDfXhYjks=[/tex]', '[tex=2.571x2.0]PTXJ2tMR6UI5e5pFbI8KVmGr4hlCoaBtQXztyKtED/4=[/tex]，[tex=2.571x2.0]LDpIG0InSOB/Qio606Q/5chzTckoRuHlm/gZIOeFzf8=[/tex]', '[tex=3.071x2.0]Y3yhe4UhivL23UJwjy7vFPBqm+WJCENSQf2GL8KYx9s=[/tex]，[tex=3.071x2.0]LDpIG0InSOB/Qio606Q/5aAIXG1MA/aHrzte/9nGa0o=[/tex]'], 'type': 102}