i在M列中具有n个数字,这些数字从1到100随机创建。randbetween (1;100)
。我有他们的卑鄙。现在,我想随机创建1到100个数字的平均值,即它们的平均值等于平均值[附加文件]
- 创建
N
随机数。 - 计算平均=>
A
。 - 将
M-A
添加到您生成的随机数中。
我找到了通过目标和创建随机数的代码。
Function RandTot(iTot As Long, iLo As Long, iHi As Long, _
Optional bVol As Boolean = False) As Variant
Dim nNum As Long
Dim i As Long
Dim ad() As Double
Dim iTry As Long
If bVol Then Application.Volatile
With Application.Caller
If .Rows.Count > 1 And .Columns.Count > 1 Then
RandTot = "Enter as row or column vector only!"
Exit Function
End If
nNum = .Count
End With
If iHi < iLo Or _
iTot < nNum * iLo Or _
iHi > iTot Then
RandTot = CVErr(xlErrValue)
Exit Function
End If
ReDim ad(1 To nNum)
Randomize
With WorksheetFunction
Do
iTry = iTry + 1
If iTry > 200 Then
RandTot = "Time-out"
Exit Function
End If
For i = 1 To nNum - 1
ad(i) = RandBetw(iLo, iHi)
Next i
ad(i) = iTot - .Sum(ad) + ad(i)
Loop Until .Min(ad) >= iLo And .Max(ad) <= iHi
End With
RandTot = ad
End Function
Function RandBetw(iLo, iHi) As Long
RandBetw = (Rnd * (iHi - iLo) + Rnd * (iHi - iLo) + Rnd * (iHi - iLo)) / 4 + iLo
End Function
首先,我在n中乘以目标,然后使用此代码,但有时会给我超时。