<VB数理统计实用算法>书中的算法源程序

				VERSION 5.00
				Object = "{F9043C88-F6F2-101A-A3C9-08002B2F49FB}#1.2#0"; "COMDLG32.OCX"
				Begin VB.Form frmFile 
				   Appearance      =   0  'Flat
				   BackColor       =   &H80000005&
				   Caption         =   "路径和文件名"
				   ClientHeight    =   1875
				   ClientLeft      =   60
				   ClientTop       =   345
				   ClientWidth     =   6825
				   LinkTopic       =   "Form1"
				   ScaleHeight     =   1875
				   ScaleWidth      =   6825
				   StartUpPosition =   3  '窗口缺省
				   Begin MSComDlg.CommonDialog CommonDialog1 
				      Left            =   0
				      Top             =   0
				      _ExtentX        =   847
				      _ExtentY        =   847
				      _Version        =   393216
				   End
				   Begin VB.CommandButton cmdExit 
				      Caption         =   "结束"
				      Height          =   375
				      Left            =   3360
				      TabIndex        =   3
				      ToolTipText     =   "单击后结束程序运行"
				      Top             =   1200
				      Width           =   975
				   End
				   Begin VB.CommandButton cmdOK 
				      Caption         =   "确定"
				      Height          =   375
				      Left            =   2160
				      TabIndex        =   2
				      ToolTipText     =   "单击后继续进行"
				      Top             =   1200
				      Width           =   975
				   End
				   Begin VB.TextBox txtFileName 
				      Alignment       =   2  'Center
				      Height          =   375
				      Left            =   120
				      TabIndex        =   1
				      Top             =   600
				      Width           =   6615
				   End
				   Begin VB.Label Label4 
				      Alignment       =   2  'Center
				      Appearance      =   0  'Flat
				      BackColor       =   &H80000005&
				      Caption         =   "数据文件全名"
				      ForeColor       =   &H80000008&
				      Height          =   255
				      Left            =   2280
				      TabIndex        =   0
				      Top             =   240
				      Width           =   2175
				   End
				End
				Attribute VB_Name = "frmFile"
				Attribute VB_GlobalNameSpace = False
				Attribute VB_Creatable = False
				Attribute VB_PredeclaredId = True
				Attribute VB_Exposed = False
				'利用公共对话框提供数据文件名
				'设定为启动模块
				Option Explicit
				Private Sub Form_Load()
				    With CommonDialog1
				        .DefaultExt = ".dat"            '缺省的文件扩展名
				        .Filter = "所有文件(*.*)|*.*|数据文件(*.dat)|*.dat"
				        .FilterIndex = 2                '缺省的过滤器为第2个即“数据文件”
				'设置“不显示在对话框下方的只读复选框”和“拒绝选择只读文件或有写保护的文件
				        .Flags = cdlOFNHideReadOnly Or cdlOFNNoReadOnlyReturn
				    End With
				    CommonDialog1.ShowOpen              '显示公共对话框
				'由公共对话框取得文件名
				    txtFileName.Text = CommonDialog1.FileName
				End Sub
				
				'确定
				Private Sub cmdOK_Click()
				    strFileName = txtFileName.Text
				    Unload Me
				    frmDisplayRowCol.Visible = True
				End Sub
				
				'退出
				Private Sub cmdExit_Click()
				    Unload Me
				    End
				End Sub