form4.frm

一个随机数生成的代码 ,vb, 可以检测生成的随机数是否符合t分布

VERSION 5.00
Begin VB.Form Form4 
   Caption         =   "Form4"
   ClientHeight    =   3090
   ClientLeft      =   60
   ClientTop       =   450
   ClientWidth     =   4680
   LinkTopic       =   "Form4"
   ScaleHeight     =   3090
   ScaleWidth      =   4680
   StartUpPosition =   3  '窗口缺省
   WindowState     =   2  'Maximized
   Begin VB.CommandButton Command1 
      Caption         =   "生成均匀分布U[a,b]随机数"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   14.25
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   855
      Left            =   3600
      TabIndex        =   4
      Top             =   2520
      Width           =   3855
   End
   Begin VB.TextBox Text1 
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   14.25
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   615
      Left            =   3360
      TabIndex        =   1
      Top             =   1560
      Width           =   1575
   End
   Begin VB.TextBox Text2 
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   14.25
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   615
      Left            =   6720
      TabIndex        =   2
      Top             =   1560
      Width           =   1575
   End
   Begin VB.TextBox Text3 
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   14.25
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   975
      Left            =   3600
      MultiLine       =   -1  'True
      ScrollBars      =   1  'Horizontal
      TabIndex        =   3
      Top             =   3840
      Width           =   5655
   End
   Begin VB.CommandButton Command2 
      Caption         =   "返回"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   14.25
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   615
      Left            =   5400
      TabIndex        =   0
      Top             =   5160
      Width           =   1215
   End
   Begin VB.Label Label1 
      Caption         =   "a:"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   14.25
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   495
      Left            =   2160
      TabIndex        =   7
      Top             =   1560
      Width           =   1215
   End
   Begin VB.Label Label2 
      Caption         =   "b:"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   14.25
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   615
      Left            =   5640
      TabIndex        =   6
      Top             =   1560
      Width           =   975
   End
   Begin VB.Label Label3 
      Caption         =   "随机数："
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   14.25
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   615
      Left            =   2280
      TabIndex        =   5
      Top             =   3960
      Width           =   1335
   End
End
Attribute VB_Name = "Form4"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Private Sub Command1_Click()
Dim x, y As Single
a = Val(Text1.Text)
c = Val(Text2.Text)
For I = 2 To m
   y = B(I)
   If a >= c Then MsgBox "输入错误，要求a<b", , "提示信息": Text1.SetFocus: Text2.SetFocus: Exit Sub
    
   x = (c - a) * y + a
  Text3.Text = Text3.Text & Format(Str(x), "0.0000") & ","
  Next I
  

End Sub

Private Sub Command2_Click()
Me.Hide
Form2.Show
End Sub