• 2022-06-12
    设总体[img=103x27]18034b9f1a5c02c.png[/img],[img=106x23]18034b9f227b5c5.png[/img]是总体X的简单随机样本,以下哪个说法正确?
    A: [img=184x63]18034b9f2d299e7.png[/img]
    B: [img=188x63]18034b9f397de6e.png[/img]
    C: [img=184x63]18034b9f44a5e18.png[/img]
    D: [img=188x63]18034b9f4f25c19.png[/img]
    E: [img=362x46]18034b9f5a771c6.png[/img]
    F: [img=181x25]18034b9f6331a23.png[/img]
    G: [img=258x46]18034b9f6e2d5de.png[/img]
    H: [img=188x63]18034b9f798fcfd.png[/img]
  • 举一反三