• 2022-05-28
    设X与Y相互独立,均服从参数为1的指数分布,则P(X+Y<1)
    A: [img=84x24]18036de4b8088be.png[/img]
    B: [img=75x24]18036de4bf77b71.png[/img]
    C: [img=75x24]18036de4c8172a3.png[/img]
    D: =P(X<1)P(X<1)
    E: =P(X<0.5)+P(X<0.5)
    F: >P(X<1)