• 2022-06-16
    设X, Y, Z相互独立服从相同分布,E(X)=1, Var(X)=1,则根据切比雪夫不等式,以下选项正确的有
    A: [img=149x43]1802d3bb2e44bf8.png[/img]
    B: [img=149x43]1802d3bb36fcae9.png[/img]
    C: [img=215x43]1802d3bb41a2f26.png[/img]
    D: [img=207x43]1802d3bb4c75827.png[/img]
    E: [img=185x43]1802d3bb570ab90.png[/img]
    F: [img=149x43]1802d3bb5fb05e2.png[/img]
    G: [img=149x43]1802d3bb68b91a0.png[/img]
    H: [img=215x43]1802d3bb73e24d4.png[/img]
    I: [img=224x43]1802d3bb7f3008c.png[/img]
  • 举一反三