• 2022-06-30
    ‎设X的分布函数为F(x)(x为任意实数),则下面选项中不一定正确的是‌‎‌
    A: [img=135x25]180353443c5bc8b.png[/img]
    B: [img=149x25]180353444552404.png[/img]
    C: [img=213x25]1803534450f1824.png[/img]
    D: [img=158x25]1803534459c740b.png[/img]