• 2022-06-30
    下面哪一项不是分布曲线的特性( )
    A: [img=865x33]1803a6eee312c6f.jpg[/img]
    B: [img=865x33]1803a6eeedcf57c.jpg[/img]
    C: [img=866x33]1803a6eef8506d5.jpg[/img]
    D: [img=865x65]1803a6ef030fe38.jpg[/img]