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【判断题】

“黑天鹅”比喻大概率且影响巨大的事件。

A.
正确
B.
错误
举报
题目标签:事件影响概率
参考答案:
参考解析:
.
刷刷题刷刷变学霸
举一反三

【单选题】有如下事件过程:Private Sub Form_Load() Show Dim Arr() As Variant Arr = Array(1, 3, 5, 7, 9, 11, 13, 15) Call converse(Arr) For i = 0 To 7 Print arr(i); Next iEnd Sub 以上程序的功能是,通过调用Converse过程,将数组Arr中的元素逆序存放并输出...

A.
Private Sub converse(dim a() as Variant ) Dim T For i = LBound(A) To UBound(A) T = a(i) a(i) = a(UBound(A) - i) a(UBound(A) - i) = T Next i End Sub
B.
Private Sub converse(dim a() as Variant) Dim T Dim J As Integer J = (LBound(A) + UBound(A)) / 2 For i = LBound(A) To J T = a(i) a(i) = a(UBound(A) - i) a(UBound(A) - i) = T Next i End Sub
C.
Private Sub converse(a() As Variant) Dim T For i = LBound(A) To UBound(A) T = a(i) a(i) = a(UBound(A) - i) a(UBound(A) - i) = T Next i End Sub
D.
Private Sub converse(a() As Variant) Dim T Dim J As Integer J = Int((LBound(A) + UBound(A)) / 2) For i = LBound(A) To J T = a(i) a(i) = a(UBound(A) - i) a(UBound(A) - i) = T Next i End Sub

【单选题】从中任取两球都是黑球的概率为()。 A.5/33 B.7/22 C.5/12 D.7/12

A.
在一个盒子里装有均匀的已编有不同号码的五个白球和七个黑球,则:

【多选题】电晕对系统的影响有()。

A.
损耗电功率
B.
改变线路参数
C.
对通讯有相当大的影响
D.
没有影响