• 2022-06-06
    设离散型随机变量[tex=0.857x1.0]KGogyvwDAIJf/iL0H/9wjg==[/tex] 的分布列为[tex=8.714x2.643]I08GkjPu5ilZ1cL3oVOjROg07WrfOoRlJkaeB8zEK6NizeSdDvsqapqThWHmMaqtNhjavPy1npWhGaO8X8bJMdugCKOMixwGlXF7Z5H26t4xZFDZxlxEn/52G+Yxnji1[/tex]试求[tex=2.357x1.357]y0JP40XwxAEl4j7GgRfsFw==[/tex]和[tex=4.429x1.357]+dzgciUgNuiNLvGOFTM+4A==[/tex]