• 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]18035b3d47a8410.png[/img]
    B: [img=75x24]18035b3d50597f9.png[/img]
    C: [img=75x24]18035b3d59275e6.png[/img]
    D: =P(X<1)P(X<1)
    E: =P(X<0.5)+P(X<0.5)
    F: >P(X<1)
  • A,B

    内容

    • 0

      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]1803837fe7760ae.png[/img] B: [img=75x24]1803837ff10952c.png[/img] C: [img=75x24]1803837ffec5976.png[/img] D: =P(X<1)P(X<1) E: =P(X<0.5)+P(X<0.5) F: >P(X<1)

    • 1

      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]1802dae8207cae1.png[/img] B: [img=75x24]1802dae8283d0e8.png[/img] C: [img=75x24]1802dae83024c3c.png[/img] D: =P(X<1)P(X<1) E: =P(X<0.5)+P(X<0.5) F: >P(X<1)

    • 2

      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]18033e2489ed380.png[/img] B: [img=75x24]18033e2492981d3.png[/img] C: [img=75x24]18033e249ad5a31.png[/img] D: =P(X<1)P(X<1) E: =P(X<0.5)+P(X<0.5) F: >P(X<1)

    • 3

      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]18032ac01ad25fd.png[/img] B: [img=75x24]18032ac022df4a1.png[/img] C: [img=75x24]18032ac02ad6423.png[/img] D: =P(X<1)P(X<1) E: =P(X<0.5)+P(X<0.5) F: >P(X<1)

    • 4

      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]180365d991ac322.png[/img] B: [img=75x24]180365d999f3396.png[/img] C: [img=75x24]180365d9a1f8a1f.png[/img] D: =P(X<1)P(X<1) E: =P(X<0.5)+P(X<0.5) F: >P(X<1)