• 2022-05-30
    某人射击一次击中目标的概率为0.6,经过3次射击,此人至少有两次击中目标的概率为( ).
    A: [img=27x43]1803b74a2df1b78.png[/img]
    B: [img=27x43]1803b74a366e5d4.png[/img]
    C: [img=27x43]1803b74a3eb6567.png[/img]
    D: [img=27x43]1803b74a470ec47.png[/img]