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LazStats: Inherit WicoxonUnit from TBasicStatsReportForm. Rename some more *Frm forms to *Form.

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git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@7809 8e941d3f-bd1b-0410-a28a-d453659cc2b4
This commit is contained in:
wp_xxyyzz
2020-10-26 14:02:37 +00:00
parent 42b9a85a01
commit eb11d1eda2
8 changed files with 537 additions and 602 deletions
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6
applications/lazstats/source/LazStats.lpi
View File

@ -705,7 +705,7 @@
<Unit75>
<Filename Value="forms\analysis\nonparametric\chisqrunit.pas"/>
<IsPartOfProject Value="True"/>
<ComponentName Value="ChiSqrFrm"/>
<ComponentName Value="ChiSqrForm"/>
<HasResources Value="True"/>
<ResourceBaseClass Value="Form"/>
<UnitName Value="ChiSqrUnit"/>
@ -713,7 +713,7 @@
<Unit76>
<Filename Value="forms\analysis\nonparametric\spearmanunit.pas"/>
<IsPartOfProject Value="True"/>
<ComponentName Value="SpearmanFrm"/>
<ComponentName Value="SpearmanForm"/>
<HasResources Value="True"/>
<ResourceBaseClass Value="Form"/>
<UnitName Value="SpearmanUnit"/>
@ -753,7 +753,7 @@
<Unit81>
<Filename Value="forms\analysis\nonparametric\wilcoxonunit.pas"/>
<IsPartOfProject Value="True"/>
<ComponentName Value="WilcoxonFrm"/>
<ComponentName Value="WilcoxonForm"/>
<HasResources Value="True"/>
<ResourceBaseClass Value="Form"/>
<UnitName Value="WilcoxonUnit"/>

2
applications/lazstats/source/forms/analysis/nonparametric/chisqrunit.lfm
View File

@ -1,4 +1,4 @@
inherited ChiSqrFrm: TChiSqrFrm
inherited ChiSqrForm: TChiSqrForm
Left = 425
Height = 503
Top = 216

64
applications/lazstats/source/forms/analysis/nonparametric/chisqrunit.pas
View File

@ -12,9 +12,9 @@ uses
type
{ TChiSqrFrm }
{ TChiSqrForm }
TChiSqrFrm = class(TBasicStatsReportForm)
TChiSqrForm = class(TBasicStatsReportForm)
ObsChk: TCheckBox;
ExpChk: TCheckBox;
PageControl: TPageControl;
@ -111,7 +111,7 @@ type
end;
var
ChiSqrFrm: TChiSqrFrm;
ChiSqrForm: TChiSqrForm;
implementation
@ -121,9 +121,9 @@ uses
Math,
Utils, GridProcs, MatrixUnit;
{ TChiSqrFrm }
{ TChiSqrForm }
constructor TChiSqrFrm.Create(AOwner: TComponent);
constructor TChiSqrForm.Create(AOwner: TComponent);
begin
inherited;
if DictionaryFrm = nil then
@ -170,7 +170,7 @@ begin
end;
procedure TChiSqrFrm.AdjustConstraints;
procedure TChiSqrForm.AdjustConstraints;
begin
inherited;
@ -185,7 +185,7 @@ begin
end;
function TChiSqrFrm.CalcGStatistic(const AFrequencies: IntDyneMat;
function TChiSqrForm.CalcGStatistic(const AFrequencies: IntDyneMat;
const AExpected: DblDyneMat): Double;
var
numRows, numCols: Integer;
@ -201,7 +201,7 @@ begin
end;
function TChiSqrFrm.CalcLikelihoodRatio(const AFrequencies: IntDyneMat;
function TChiSqrForm.CalcLikelihoodRatio(const AFrequencies: IntDyneMat;
const AExpected: DblDyneMat): Double;
var
numRows, numCols: Integer;
@ -217,7 +217,7 @@ begin
end;
function TChiSqrFrm.CalcPearsonR(const AFrequencies: IntDyneMat): Double;
function TChiSqrForm.CalcPearsonR(const AFrequencies: IntDyneMat): Double;
var
numRows, numCols, numCases: Integer;
sumX, sumY: Double;
@ -254,7 +254,7 @@ begin
Result := Result / sqrt(varX * varY);
end;
procedure TChiSqrFrm.ColInClick(Sender: TObject);
procedure TChiSqrForm.ColInClick(Sender: TObject);
var
index: integer;
begin
@ -268,7 +268,7 @@ begin
end;
procedure TChiSqrFrm.ColOutClick(Sender: TObject);
procedure TChiSqrForm.ColOutClick(Sender: TObject);
begin
if ColEdit.Text <> '' then
begin
@ -279,7 +279,7 @@ begin
end;
procedure TChiSqrFrm.Compute;
procedure TChiSqrForm.Compute;
var
ColNoSelected: IntDyneVec = nil;
Freq: IntDyneMat = nil;
@ -434,7 +434,7 @@ begin
end;
procedure TChiSqrFrm.DepInClick(Sender: TObject);
procedure TChiSqrForm.DepInClick(Sender: TObject);
var
index: integer;
begin
@ -448,7 +448,7 @@ begin
end;
procedure TChiSqrFrm.DepOutClick(Sender: TObject);
procedure TChiSqrForm.DepOutClick(Sender: TObject);
begin
if DepEdit.Text <> '' then
begin
@ -459,7 +459,7 @@ begin
end;
procedure TChiSqrFrm.FrequenciesToGrid(const AFrequencies: IntDyneMat);
procedure TChiSqrForm.FrequenciesToGrid(const AFrequencies: IntDyneMat);
var
numRows, numCols: Integer;
row, col: Integer;
@ -514,7 +514,7 @@ begin
end;
procedure TChiSqrFrm.GetExpectedAndCellChiSqr(const AFrequencies: IntDyneMat;
procedure TChiSqrForm.GetExpectedAndCellChiSqr(const AFrequencies: IntDyneMat;
out AExpected, ACellChiSqr: DblDyneMat;
out AChiSqr: Double);
var
@ -547,7 +547,7 @@ begin
end;
procedure TChiSqrFrm.GetFrequencies(const AColNoSelected: IntDyneVec;
procedure TChiSqrForm.GetFrequencies(const AColNoSelected: IntDyneVec;
ARowIndex, AColIndex, ADepIndex: Integer; out ANumRows, ANumCols, ANumCases: Integer;
out AFrequencies: IntDyneMat);
var
@ -636,7 +636,7 @@ end;
// 2 x 2 corrected chi-square
procedure TChiSqrFrm.GetYatesCorrection(const AFrequencies: IntDyneMat;
procedure TChiSqrForm.GetYatesCorrection(const AFrequencies: IntDyneMat;
out AdjChiSqr: Double);
var
n, m, numCases: Integer;
@ -650,7 +650,7 @@ begin
end;
procedure TChiSqrFrm.GetColProportions(const AFrequencies: IntDyneMat;
procedure TChiSqrForm.GetColProportions(const AFrequencies: IntDyneMat;
out AProportions: DblDyneMat);
var
numRows, numCols: Integer;
@ -676,7 +676,7 @@ begin
end;
procedure TChiSqrFrm.GetRowProportions(const AFrequencies: IntDyneMat;
procedure TChiSqrForm.GetRowProportions(const AFrequencies: IntDyneMat;
out AProportions: DblDyneMat);
var
numRows, numCols: Integer;
@ -702,7 +702,7 @@ begin
end;
procedure TChiSqrFrm.GetTotalProportions(const AFrequencies: IntDyneMat;
procedure TChiSqrForm.GetTotalProportions(const AFrequencies: IntDyneMat;
out AProportions: DblDyneMat);
var
numRows, numCols, numCases: Integer;
@ -720,7 +720,7 @@ begin
end;
procedure TChiSqrFrm.InputGrpClick(Sender: TObject);
procedure TChiSqrForm.InputGrpClick(Sender: TObject);
begin
// InputGrp = 0: have to count cases in each row and col combination
// = 1: frequencies available for each row and column combo
@ -735,7 +735,7 @@ begin
end;
procedure TChiSqrFrm.ProcessAndReportCellChiSqr(const ACellChiSqr: DblDyneMat;
procedure TChiSqrForm.ProcessAndReportCellChiSqr(const ACellChiSqr: DblDyneMat;
const ARowLabels, AColLabels: StrDyneVec; ANumCases: Integer);
var
lReport: TStrings;
@ -755,7 +755,7 @@ begin
end;
procedure TChiSqrFrm.ProcessAndReportFrequencies(const AFrequencies: IntDyneMat;
procedure TChiSqrForm.ProcessAndReportFrequencies(const AFrequencies: IntDyneMat;
const AExpected: DblDyneMat; const ARowLabels, AColLabels: StrDyneVec);
var
lReport: TStrings;
@ -789,7 +789,7 @@ begin
end;
procedure TChiSqrFrm.ProcessAndReportProportions(const AFrequencies: IntDyneMat;
procedure TChiSqrForm.ProcessAndReportProportions(const AFrequencies: IntDyneMat;
const ARowLabels, AColLabels: StrDyneVec);
var
lReport: TStrings;
@ -826,7 +826,7 @@ begin
end;
procedure TChiSqrFrm.Reset;
procedure TChiSqrForm.Reset;
var
i: integer;
begin
@ -868,7 +868,7 @@ begin
end;
procedure TChiSqrFrm.RowInClick(Sender: TObject);
procedure TChiSqrForm.RowInClick(Sender: TObject);
var
index: integer;
begin
@ -882,7 +882,7 @@ begin
end;
procedure TChiSqrFrm.RowOutClick(Sender: TObject);
procedure TChiSqrForm.RowOutClick(Sender: TObject);
begin
if RowEdit.Text <> '' then
begin
@ -893,7 +893,7 @@ begin
end;
procedure TChiSqrFrm.UpdateBtnStates;
procedure TChiSqrForm.UpdateBtnStates;
begin
inherited;
@ -914,7 +914,7 @@ begin
end;
function TChiSqrFrm.Validate(out AMsg: String; out AControl: TWinControl): Boolean;
function TChiSqrForm.Validate(out AMsg: String; out AControl: TWinControl): Boolean;
var
n: Integer;
begin
@ -962,7 +962,7 @@ begin
end;
procedure TChiSqrFrm.VarListDblClick(Sender: TObject);
procedure TChiSqrForm.VarListDblClick(Sender: TObject);
var
index: Integer;
s: String;
@ -983,7 +983,7 @@ begin
end;
procedure TChiSqrFrm.VarListSelectionChange(Sender: TObject; User: boolean);
procedure TChiSqrForm.VarListSelectionChange(Sender: TObject; User: boolean);
begin
UpdateBtnStates;
end;

2
applications/lazstats/source/forms/analysis/nonparametric/spearmanunit.lfm
View File

@ -1,4 +1,4 @@
inherited SpearmanFrm: TSpearmanFrm
inherited SpearmanForm: TSpearmanForm
Left = 531
Height = 347
Top = 246

60
applications/lazstats/source/forms/analysis/nonparametric/spearmanunit.pas
View File

@ -11,9 +11,9 @@ uses
type
{ TSpearmanFrm }
{ TSpearmanForm }
TSpearmanFrm = class(TBasicStatsReportForm)
TSpearmanForm = class(TBasicStatsReportForm)
Bevel1: TBevel;
XIn: TBitBtn;
XOut: TBitBtn;
@ -37,13 +37,14 @@ type
procedure AdjustConstraints; override;
procedure Compute; override;
procedure UpdateBtnStates; override;
function Validate(out AMsg: String; out AControl: TWinControl): boolean; override;
public
procedure Reset; override;
end;
var
SpearmanFrm: TSpearmanFrm;
SpearmanForm: TSpearmanForm;
implementation
@ -53,9 +54,9 @@ implementation
uses
Math, MathUnit;
{ TSpearmanFrm }
{ TSpearmanForm }
procedure TSpearmanFrm.AdjustConstraints;
procedure TSpearmanForm.AdjustConstraints;
begin
inherited;
@ -66,7 +67,7 @@ begin
end;
procedure TSpearmanFrm.Compute;
procedure TSpearmanForm.Compute;
var
index: IntDyneMat = nil;
Ranks: DblDyneMat = nil;
@ -82,15 +83,6 @@ var
VarX, VarY, SDX, SDY, MeanX, MeanY, Rxy: double;
lReport: TStrings;
begin
if (XEdit.Text = '') then begin
MessageDlg('X variable is not selected.', mtError, [mbOK], 0);
exit;
end;
if (YEdit.Text = '') then begin
MessageDlg('Y variable is not selected.', mtError, [mbOK], 0);
exit;
end;
// Allocate memory
SetLength(ColNoSelected, NoVariables);
SetLength(index, NoCases, 2);
@ -368,7 +360,7 @@ begin
end;
procedure TSpearmanFrm.Reset;
procedure TSpearmanForm.Reset;
var
i: integer;
begin
@ -384,7 +376,7 @@ begin
end;
procedure TSpearmanFrm.UpdateBtnStates;
procedure TSpearmanForm.UpdateBtnStates;
begin
inherited;
@ -395,13 +387,33 @@ begin
end;
procedure TSpearmanFrm.VarListSelectionChange(Sender: TObject; User: boolean);
function TSpearmanForm.Validate(out AMsg: String; out AControl: TWinControl): boolean;
begin
Result := false;
if (XEdit.Text = '') then begin
AMsg := 'X variable is not selected.';
AControl := XEdit;
exit;
end;
if (YEdit.Text = '') then begin
AMsg := 'Y variable is not selected.';
AControl := YEdit;
exit;
end;
Result := true;
end;
procedure TSpearmanForm.VarListSelectionChange(Sender: TObject; User: boolean);
begin
UpdateBtnStates;
end;
procedure TSpearmanFrm.VarListDblClick(Sender: TObject);
procedure TSpearmanForm.VarListDblClick(Sender: TObject);
var
index: Integer;
s: String;
@ -420,7 +432,7 @@ begin
end;
procedure TSpearmanFrm.XInClick(Sender: TObject);
procedure TSpearmanForm.XInClick(Sender: TObject);
var
index: integer;
begin
@ -434,7 +446,7 @@ begin
end;
procedure TSpearmanFrm.XOutClick(Sender: TObject);
procedure TSpearmanForm.XOutClick(Sender: TObject);
begin
if XEdit.Text <> '' then
begin
@ -445,7 +457,7 @@ begin
end;
procedure TSpearmanFrm.YInClick(Sender: TObject);
procedure TSpearmanForm.YInClick(Sender: TObject);
var
index: integer;
begin
@ -459,7 +471,7 @@ begin
end;
procedure TSpearmanFrm.YOutClick(Sender: TObject);
procedure TSpearmanForm.YOutClick(Sender: TObject);
begin
if YEdit.Text <> '' then
begin

433
applications/lazstats/source/forms/analysis/nonparametric/wilcoxonunit.lfm
View File

@ -1,267 +1,184 @@
object WilcoxonFrm: TWilcoxonFrm
inherited WilcoxonForm: TWilcoxonForm
Left = 498
Height = 352
Height = 294
Top = 336
Width = 436
Width = 478
HelpType = htKeyword
HelpKeyword = 'html/WilcoxonMatched-PairsSignedRanks.htm'
AutoSize = True
BorderStyle = bsDialog
Caption = 'Wilcoxon Matched Pairs Signed Ranks Test'
ClientHeight = 352
ClientWidth = 436
OnActivate = FormActivate
OnCreate = FormCreate
OnShow = FormShow
Position = poMainFormCenter
LCLVersion = '2.1.0.0'
object Label1: TLabel
AnchorSideLeft.Control = Owner
AnchorSideTop.Control = Owner
Left = 8
Height = 15
Top = 8
Width = 97
BorderSpacing.Left = 8
BorderSpacing.Top = 8
Caption = 'Variables Available'
ParentColor = False
end
object Label2: TLabel
AnchorSideLeft.Control = Var1Edit
AnchorSideBottom.Control = Var1Edit
Left = 240
Height = 15
Top = 33
Width = 50
Anchors = [akLeft, akBottom]
BorderSpacing.Bottom = 2
Caption = 'Variable 1'
ParentColor = False
end
object Label3: TLabel
AnchorSideLeft.Control = Var2Edit
AnchorSideBottom.Control = Var2Edit
Left = 240
Height = 15
Top = 125
Width = 50
Anchors = [akLeft, akBottom]
BorderSpacing.Bottom = 2
Caption = 'Variable 2'
ParentColor = False
end
object VarList: TListBox
AnchorSideLeft.Control = Owner
AnchorSideTop.Control = Label1
AnchorSideTop.Side = asrBottom
AnchorSideRight.Control = Var1In
AnchorSideBottom.Control = Bevel1
Left = 9
ClientHeight = 294
ClientWidth = 478
inherited ParamsPanel: TPanel
Height = 278
Top = 25
Width = 187
Anchors = [akTop, akLeft, akRight, akBottom]
BorderSpacing.Left = 9
BorderSpacing.Top = 2
BorderSpacing.Right = 8
Constraints.MinHeight = 200
ItemHeight = 0
OnSelectionChange = VarListSelectionChange
TabOrder = 0
ClientHeight = 278
inherited CloseBtn: TButton
Top = 253
end
inherited ComputeBtn: TButton
Top = 253
end
inherited ResetBtn: TButton
Top = 253
end
inherited HelpBtn: TButton
Top = 253
end
inherited ButtonBevel: TBevel
Top = 237
end
object Label1: TLabel[5]
AnchorSideLeft.Control = ParamsPanel
AnchorSideTop.Control = ParamsPanel
Left = 0
Height = 15
Top = 0
Width = 97
Caption = 'Available Variables'
ParentColor = False
end
object Label2: TLabel[6]
AnchorSideLeft.Control = Var1Edit
AnchorSideBottom.Control = Var1Edit
Left = 166
Height = 15
Top = 21
Width = 50
Anchors = [akLeft, akBottom]
BorderSpacing.Bottom = 2
Caption = 'Variable 1'
ParentColor = False
end
object Label3: TLabel[7]
AnchorSideLeft.Control = Var2Edit
AnchorSideBottom.Control = Var2Edit
Left = 166
Height = 15
Top = 109
Width = 50
Anchors = [akLeft, akBottom]
BorderSpacing.Bottom = 2
Caption = 'Variable 2'
ParentColor = False
end
object VarList: TListBox[8]
AnchorSideLeft.Control = ParamsPanel
AnchorSideTop.Control = Label1
AnchorSideTop.Side = asrBottom
AnchorSideRight.Control = Var1In
AnchorSideBottom.Control = ButtonBevel
Left = 0
Height = 220
Top = 17
Width = 126
Anchors = [akTop, akLeft, akRight, akBottom]
BorderSpacing.Top = 2
BorderSpacing.Right = 6
ItemHeight = 0
OnDblClick = VarListDblClick
OnSelectionChange = VarListSelectionChange
TabOrder = 4
end
object Var1In: TBitBtn[9]
AnchorSideLeft.Control = ParamsPanel
AnchorSideLeft.Side = asrCenter
AnchorSideTop.Control = VarList
Left = 132
Height = 26
Top = 17
Width = 26
Images = MainDataModule.ImageList
ImageIndex = 1
OnClick = Var1InClick
Spacing = 0
TabOrder = 5
end
object Var1Out: TBitBtn[10]
AnchorSideLeft.Control = ParamsPanel
AnchorSideLeft.Side = asrCenter
AnchorSideTop.Control = Var1In
AnchorSideTop.Side = asrBottom
Left = 132
Height = 26
Top = 47
Width = 26
BorderSpacing.Top = 4
Images = MainDataModule.ImageList
ImageIndex = 0
OnClick = Var1OutClick
Spacing = 0
TabOrder = 6
end
object Var2In: TBitBtn[11]
AnchorSideLeft.Control = ParamsPanel
AnchorSideLeft.Side = asrCenter
AnchorSideTop.Control = Var1Out
AnchorSideTop.Side = asrBottom
Left = 132
Height = 26
Top = 105
Width = 26
BorderSpacing.Top = 32
Images = MainDataModule.ImageList
ImageIndex = 1
OnClick = Var2InClick
Spacing = 0
TabOrder = 7
end
object Var2Out: TBitBtn[12]
AnchorSideLeft.Control = ParamsPanel
AnchorSideLeft.Side = asrCenter
AnchorSideTop.Control = Var2In
AnchorSideTop.Side = asrBottom
Left = 132
Height = 26
Top = 135
Width = 26
BorderSpacing.Top = 4
Images = MainDataModule.ImageList
ImageIndex = 0
OnClick = Var2OutClick
Spacing = 0
TabOrder = 8
end
object Var1Edit: TEdit[13]
AnchorSideLeft.Control = Var1In
AnchorSideLeft.Side = asrBottom
AnchorSideTop.Side = asrBottom
AnchorSideRight.Control = ParamsPanel
AnchorSideRight.Side = asrBottom
AnchorSideBottom.Control = Var1Out
AnchorSideBottom.Side = asrBottom
Left = 166
Height = 23
Top = 38
Width = 125
Anchors = [akLeft, akRight, akBottom]
BorderSpacing.Left = 8
BorderSpacing.Bottom = 12
ReadOnly = True
TabOrder = 9
Text = 'Var1Edit'
end
object Var2Edit: TEdit[14]
AnchorSideLeft.Control = Var2In
AnchorSideLeft.Side = asrBottom
AnchorSideRight.Control = ParamsPanel
AnchorSideRight.Side = asrBottom
AnchorSideBottom.Control = Var2Out
AnchorSideBottom.Side = asrBottom
Left = 166
Height = 23
Top = 126
Width = 125
Anchors = [akLeft, akRight, akBottom]
BorderSpacing.Left = 8
BorderSpacing.Bottom = 12
ReadOnly = True
TabOrder = 10
Text = 'Var2Edit'
end
end
object Var1In: TBitBtn
AnchorSideLeft.Control = Owner
AnchorSideLeft.Side = asrCenter
AnchorSideTop.Control = VarList
Left = 204
Height = 28
Top = 25
Width = 28
Images = MainDataModule.ImageList
ImageIndex = 1
OnClick = Var1InClick
Spacing = 0
TabOrder = 1
end
object Var1Out: TBitBtn
AnchorSideLeft.Control = Owner
AnchorSideLeft.Side = asrCenter
AnchorSideTop.Control = Var1In
AnchorSideTop.Side = asrBottom
Left = 204
Height = 28
Top = 57
Width = 28
BorderSpacing.Top = 4
Images = MainDataModule.ImageList
ImageIndex = 0
OnClick = Var1OutClick
Spacing = 0
TabOrder = 2
end
object Var2In: TBitBtn
AnchorSideLeft.Control = Owner
AnchorSideLeft.Side = asrCenter
AnchorSideTop.Control = Var1Out
AnchorSideTop.Side = asrBottom
Left = 204
Height = 28
Top = 117
Width = 28
BorderSpacing.Top = 32
Images = MainDataModule.ImageList
ImageIndex = 1
OnClick = Var2InClick
Spacing = 0
TabOrder = 4
end
object Var2Out: TBitBtn
AnchorSideLeft.Control = Owner
AnchorSideLeft.Side = asrCenter
AnchorSideTop.Control = Var2In
AnchorSideTop.Side = asrBottom
Left = 204
Height = 28
Top = 149
Width = 28
BorderSpacing.Top = 4
Images = MainDataModule.ImageList
ImageIndex = 0
OnClick = Var2OutClick
Spacing = 0
TabOrder = 5
end
object Var1Edit: TEdit
AnchorSideLeft.Control = Var1In
AnchorSideLeft.Side = asrBottom
AnchorSideTop.Side = asrBottom
AnchorSideRight.Control = Owner
AnchorSideRight.Side = asrBottom
AnchorSideBottom.Control = Var1Out
AnchorSideBottom.Side = asrBottom
Left = 240
Height = 23
Top = 50
Width = 188
Anchors = [akLeft, akRight, akBottom]
BorderSpacing.Left = 8
BorderSpacing.Right = 8
BorderSpacing.Bottom = 12
ReadOnly = True
TabOrder = 3
Text = 'Var1Edit'
end
object Var2Edit: TEdit
AnchorSideLeft.Control = Var2In
AnchorSideLeft.Side = asrBottom
AnchorSideRight.Control = Owner
AnchorSideRight.Side = asrBottom
AnchorSideBottom.Control = Var2Out
AnchorSideBottom.Side = asrBottom
Left = 240
Height = 23
Top = 142
Width = 188
Anchors = [akLeft, akRight, akBottom]
BorderSpacing.Left = 8
BorderSpacing.Right = 8
BorderSpacing.Bottom = 12
ReadOnly = True
TabOrder = 6
Text = 'Var2Edit'
end
object ResetBtn: TButton
AnchorSideRight.Control = ComputeBtn
AnchorSideBottom.Control = Owner
AnchorSideBottom.Side = asrBottom
Left = 227
Height = 25
Top = 319
Width = 54
Anchors = [akRight, akBottom]
AutoSize = True
BorderSpacing.Left = 8
BorderSpacing.Top = 8
BorderSpacing.Right = 8
BorderSpacing.Bottom = 8
Caption = 'Reset'
OnClick = ResetBtnClick
TabOrder = 8
end
object ComputeBtn: TButton
AnchorSideRight.Control = CloseBtn
AnchorSideBottom.Control = Owner
AnchorSideBottom.Side = asrBottom
Left = 289
Height = 25
Top = 319
Width = 76
Anchors = [akRight, akBottom]
AutoSize = True
BorderSpacing.Left = 8
BorderSpacing.Top = 8
BorderSpacing.Right = 8
BorderSpacing.Bottom = 8
Caption = 'Compute'
OnClick = ComputeBtnClick
TabOrder = 9
end
object CloseBtn: TButton
AnchorSideRight.Control = Owner
AnchorSideRight.Side = asrBottom
AnchorSideBottom.Control = Owner
AnchorSideBottom.Side = asrBottom
Left = 373
Height = 25
Top = 319
Width = 55
Anchors = [akRight, akBottom]
AutoSize = True
BorderSpacing.Left = 8
BorderSpacing.Top = 8
BorderSpacing.Right = 8
BorderSpacing.Bottom = 8
Caption = 'Close'
ModalResult = 11
TabOrder = 10
end
object HelpBtn: TButton
Tag = 156
AnchorSideRight.Control = ResetBtn
AnchorSideBottom.Control = Owner
AnchorSideBottom.Side = asrBottom
Left = 168
Height = 25
Top = 319
Width = 51
Anchors = [akRight, akBottom]
AutoSize = True
BorderSpacing.Left = 8
BorderSpacing.Top = 8
BorderSpacing.Right = 8
BorderSpacing.Bottom = 8
Caption = 'Help'
OnClick = HelpBtnClick
TabOrder = 7
end
object Bevel1: TBevel
AnchorSideLeft.Control = Owner
AnchorSideRight.Control = Owner
AnchorSideRight.Side = asrBottom
AnchorSideBottom.Control = CloseBtn
Left = 0
Height = 8
Top = 303
Width = 436
Anchors = [akLeft, akRight, akBottom]
Shape = bsBottomLine
end
object Bevel2: TBevel
Left = 3
Height = 20
Top = 336
Width = 16
Shape = bsSpacer
inherited ParamsSplitter: TSplitter
Height = 294
end
end

554
applications/lazstats/source/forms/analysis/nonparametric/wilcoxonunit.pas
View File

@ -5,21 +5,15 @@ unit WilcoxonUnit;
interface
uses
Classes, SysUtils, FileUtil, LResources, Forms, Controls, Graphics, Dialogs,
Classes, SysUtils, FileUtil, Forms, Controls, Graphics, Dialogs,
StdCtrls, Buttons, ExtCtrls,
MainUnit, OutputUnit, FunctionsLib, Globals, DataProcs, ContextHelpUnit;
MainUnit, FunctionsLib, Globals, DataProcs, BasicStatsReportFormUnit;
type
{ TWilcoxonFrm }
{ TWilcoxonForm }
TWilcoxonFrm = class(TForm)
Bevel1: TBevel;
Bevel2: TBevel;
HelpBtn: TButton;
ResetBtn: TButton;
ComputeBtn: TButton;
CloseBtn: TButton;
TWilcoxonForm = class(TBasicStatsReportForm)
Var1Edit: TEdit;
Var2Edit: TEdit;
Label2: TLabel;
@ -30,48 +24,261 @@ type
Var2Out: TBitBtn;
Label1: TLabel;
VarList: TListBox;
procedure ComputeBtnClick(Sender: TObject);
procedure FormActivate(Sender: TObject);
procedure FormCreate(Sender: TObject);
procedure FormShow(Sender: TObject);
procedure HelpBtnClick(Sender: TObject);
procedure ResetBtnClick(Sender: TObject);
procedure Var1InClick(Sender: TObject);
procedure Var1OutClick(Sender: TObject);
procedure Var2InClick(Sender: TObject);
procedure Var2OutClick(Sender: TObject);
procedure VarListSelectionChange(Sender: TObject; User: boolean);
procedure VarListDblClick(Sender: TObject);
procedure VarListSelectionChange(Sender: TObject; {%H-}User: boolean);
private
{ private declarations }
FAutoSized: Boolean;
procedure UpdateBtnStates;
protected
procedure AdjustConstraints; override;
procedure Compute; override;
procedure UpdateBtnStates; override;
function Validate(out AMsg: String; out AControl: TWinControl): Boolean; override;
public
{ public declarations }
procedure Reset; override;
end;
var
WilcoxonFrm: TWilcoxonFrm;
WilcoxonForm: TWilcoxonForm;
implementation
{$R *.lfm}
uses
Math;
{ TWilcoxonFrm }
{ TWilcoxonForm }
procedure TWilcoxonFrm.ResetBtnClick(Sender: TObject);
procedure TWilcoxonForm.AdjustConstraints;
begin
inherited;
ParamsPanel.Constraints.MinHeight := Var2Out.Top + Var2Out.Height +
ButtonBevel.Height + CloseBtn.BorderSpacing.Top + CloseBtn.Height;
ParamsPanel.Constraints.MinWidth := 4*CloseBtn.Width + 3*CloseBtn.BorderSpacing.Left;
end;
procedure TWilcoxonForm.Compute;
var
A: DblDyneVec = nil;
b: DblDyneVec = nil;
d: DblDyneVec = nil;
r: DblDyneVec = nil;
index: IntDyneVec = nil;
ColNoSelected: IntDyneVec = nil;
negcnt: Integer = 0;
poscnt: Integer = 0;
zprob, numerator, denominator, z, negsum: double;
possum, t, sum, Avg: double;
M, N, i, j, itemp, col1, col2, NoSelected: integer;
labelone, labeltwo, cellstring: string;
lReport: TStrings;
begin
negsum := 0.0;
possum := 0.0;
NoSelected := 2;
// Allocate memory
SetLength(ColNoSelected, NoVariables);
SetLength(A, NoCases);
SetLength(b, NoCases);
SetLength(d, NoCases);
SetLength(index, NoCases);
SetLength(r, NoCases);
// Get column numbers and labels of variables selected
for i := 1 to NoVariables do
begin
cellstring := OS3MainFrm.DataGrid.Cells[i,0];
if cellstring = Var1Edit.Text then
begin
ColNoSelected[0] := i;
labelone := cellstring;
end;
if cellstring = Var2Edit.Text then
begin
ColNoSelected[1] := i;
labeltwo := cellstring;
end;
end;
// Get scores and differences
N := 0;
for i := 1 to NoCases do
begin
if (not GoodRecord(i,NoSelected,ColNoSelected)) then continue;
N := N + 1;
index[i-1] := N;
col1 := ColNoSelected[0];
col2 := ColNoSelected[1];
A[N-1] := StrToFloat(Trim(OS3MainFrm.DataGrid.Cells[col1,i]));
b[N-1] := StrToFloat(Trim(OS3MainFrm.DataGrid.Cells[col2,i]));
d[N-1] := A[N-1] - b[N-1];
end;
// Rank on absolute score differences
for i := 1 to N - 1 do
begin
for j := i + 1 to N do
begin
if (abs(d[i-1]) > abs(d[j-1])) then
begin
t := d[i-1];
d[i-1] := d[j-1];
d[j-1] := t;
t := A[i-1];
A[i-1] := A[j-1];
A[j-1] := t;
t := b[i-1];
b[i-1] := b[j-1];
b[j-1] := t;
itemp := index[i-1];
index[i-1] := index[j-1];
index[j-1] := itemp;
end;
end;
end;
// Eliminate cases with 0 score differences
i := 1;
while (i <= N) do
begin
if (d[i-1] = 0.0) then // found a 0 score difference - move all up one
begin
if i < N then
begin
for j := i + 1 to N do
begin
d[j] := d[j-1];
A[j] := A[j-1];
b[j] := b[j-1];
index[j] := index[j-1];
end;
N := N - 1;
i := 1;
end
else begin
N := N - 1;
i := 1;
end;
end
else i := i + 1;
end;
// Assign ranks
for i := 1 to N do r[i-1] := i;
// Find matching differences and assign common rank
i := 1;
while (i < N) do
begin
M := 0;
sum := 0;
for j := i + 1 to N do
begin
if ( abs(d[j-1]) = abs(d[i-1]) ) then
begin
M := M + 1;
sum := sum + r[j-1];
end;
end;
if (M > 0) then //matched differences found - assign average rank
begin
sum := sum + r[i-1]; // add the ith value too
Avg := sum / (M + 1); // count the ith value too
for j := i to (i + M) do r[j-1] := Avg;
i := i + M + 1;
end
else
i := i + 1;
end;
// Assign sign of difference to ranks
for i := 1 to N do if (d[i-1] < 0.0) then r[i-1] := -r[i-1];
// Get sum of negative and positive difference ranks
for i := 1 to N do
begin
if (d[i-1] < 0.0) then
begin
negsum := negsum + abs(r[i-1]);
negcnt := negcnt + 1;
end
else
begin
possum := possum + abs(r[i-1]);
poscnt := poscnt + 1;
end;
end;
if (negsum < possum) then
t := negsum
else
t := possum;
numerator := t - ((N * (N + 1)) / 4.0);
denominator := sqrt((N * (N + 1) * (2 * N + 1)) / 24.0);
z := abs(numerator / denominator);
zprob := 1.0 - probz(z);
// Now, display results
lReport := TStringList.Create;
try
lReport.Add('WILCONXON MATCHED-PAIRS SIGNED-RANKS TEST');
lReport.Add('See pages 75-83 in S. Seigel: Nonparametric Statistics for the Social Sciences');
lReport.Add('');
lReport.Add('Ordered Cases with cases having 0 differences eliminated:');
lReport.Add('Number of cases with absolute differences greater than 0: %d', [N]);
lReport.Add('');
lReport.Add('CASE %10s %10s Difference Signed Rank', [labelone, labeltwo]);
for i := 1 to N do
lReport.Add('%3d %6.2f %6.2f %6.2f %6.2f', [index[i-1], A[i-1], b[i-1], d[i-1], r[i-1]]);
lReport.Add('');
lReport.Add('Smaller sum of ranks (T): %8.2f', [t]);
lReport.Add('Approximately normal z for test statistic T: %8.4f', [z]);
lReport.Add('Probability (1-tailed) of greater z: %8.4f', [zprob]);
lReport.Add('');
lReport.Add('NOTE: For N < 25 use tabled values for Wilcoxon Test');
FReportFrame.DisplayReport(lReport);
finally
lReport.Free;
end;
end;
procedure TWilcoxonForm.Reset;
var
i: integer;
begin
inherited;
Var1Edit.Text := '';
Var2Edit.Text := '';
VarList.Items.Clear;
for i := 1 to NoVariables do
VarList.Items.Add(OS3MainFrm.DataGrid.Cells[i,0]);
UpdateBtnStates;
end;
procedure TWilcoxonFrm.Var1InClick(Sender: TObject);
procedure TWilcoxonForm.UpdateBtnStates;
begin
inherited;
Var1In.Enabled := (VarList.ItemIndex > -1) and (Var1Edit.Text = '');
Var2In.Enabled := (VarList.ItemIndex > -1) and (Var2Edit.Text = '');
Var1Out.Enabled := (Var1Edit.Text <> '');
Var2Out.Enabled := (Var2Edit.Text <> '');
end;
procedure TWilcoxonForm.Var1InClick(Sender: TObject);
var
index: integer;
begin
@ -84,7 +291,8 @@ begin
UpdateBtnStates;
end;
procedure TWilcoxonFrm.Var1OutClick(Sender: TObject);
procedure TWilcoxonForm.Var1OutClick(Sender: TObject);
begin
if Var1Edit.Text <> '' then
begin
@ -94,7 +302,8 @@ begin
UpdateBtnStates;
end;
procedure TWilcoxonFrm.Var2InClick(Sender: TObject);
procedure TWilcoxonForm.Var2InClick(Sender: TObject);
var
index: integer;
begin
@ -107,7 +316,8 @@ begin
UpdateBtnStates;
end;
procedure TWilcoxonFrm.Var2OutClick(Sender: TObject);
procedure TWilcoxonForm.Var2OutClick(Sender: TObject);
begin
if Var2Edit.Text <> '' then
begin
@ -117,256 +327,52 @@ begin
UpdateBtnStates;
end;
procedure TWilcoxonFrm.VarListSelectionChange(Sender: TObject; User: boolean);
function TWilcoxonForm.Validate(out AMsg: String; out AControl: TWinControl): Boolean;
begin
Result := false;
if Var1Edit.Text = '' then
begin
AMsg := 'Variable 1 not selected.';
AControl := Var1Edit;
exit;
end;
if Var2Edit.Text = '' then
begin
AMsg := 'Variable 2 not selected.';
AControl := Var1Edit;
exit;
end;
Result := true;
end;
procedure TWilcoxonForm.VarListDblClick(Sender: TObject);
var
index: Integer;
s: String;
begin
index := VarList.ItemIndex;
if index > -1 then
begin
s := VarList.Items[index];
if Var1Edit.Text = '' then
Var1Edit.Text := s
else if Var2Edit.Text = '' then
Var2Edit.Text := s;
VarList.Items.Delete(index);
UpdateBtnStates;
end;
end;
procedure TWilcoxonForm.VarListSelectionChange(Sender: TObject; User: boolean);
begin
UpdateBtnStates;
end;
procedure TWilcoxonFrm.FormActivate(Sender: TObject);
var
w: Integer;
begin
if FAutoSized then
exit;
w := MaxValue([HelpBtn.Width, ResetBtn.Width, ComputeBtn.Width, CloseBtn.Width]);
HelpBtn.Constraints.MinWidth := w;
ResetBtn.Constraints.MinWidth := w;
ComputeBtn.Constraints.MinWidth := w;
CloseBtn.Constraints.MinWidth := w;
Constraints.MinWidth := Width;
Constraints.MinHeight := Height;
FAutoSized := true;
end;
procedure TWilcoxonFrm.FormCreate(Sender: TObject);
begin
Assert(OS3MainFrm <> nil);
end;
procedure TWilcoxonFrm.FormShow(Sender: TObject);
begin
ResetBtnClick(self);
end;
procedure TWilcoxonFrm.HelpBtnClick(Sender: TObject);
begin
if ContextHelpForm = nil then
Application.CreateForm(TContextHelpForm, ContextHelpForm);
ContextHelpForm.HelpMessage((Sender as TButton).tag);
end;
procedure TWilcoxonFrm.ComputeBtnClick(Sender: TObject);
var
zprob, numerator, denominator, z, negsum : double;
possum, t, sum, Avg : double;
A, b, d, r : DblDyneVec;
M, N, i, j, itemp, col1, col2, NoSelected: integer;
index : IntdyneVec;
ColNoSelected : IntDyneVec;
labelone, labeltwo, cellstring: string;
lReport: TStrings;
negcnt: Integer = 0;
poscnt: Integer = 0;
begin
if Var1Edit.Text = '' then
begin
MessageDlg('Variable 1 not selected.', mtError, [mbOK], 0);
exit;
end;
if Var2Edit.Text = '' then
begin
MessageDlg('Variable 2 not selected.', mtError, [mbOK], 0);
exit;
end;
negsum := 0.0;
possum := 0.0;
NoSelected := 2;
// Allocate memory
SetLength(ColNoSelected,NoVariables);
SetLength(A,NoCases);
SetLength(b,NoCases);
SetLength(d,NoCases);
SetLength(index,NoCases);
SetLength(r,NoCases);
// Get column numbers and labels of variables selected
for i := 1 to NoVariables do
begin
cellstring := OS3MainFrm.DataGrid.Cells[i,0];
if cellstring = Var1Edit.Text then
begin
ColNoSelected[0] := i;
labelone := cellstring;
end;
if cellstring = Var2Edit.Text then
begin
ColNoSelected[1] := i;
labeltwo := cellstring;
end;
end;
// Get scores and differences
N := 0;
for i := 1 to NoCases do
begin
if (not GoodRecord(i,NoSelected,ColNoSelected)) then continue;
N := N + 1;
index[i-1] := N;
col1 := ColNoSelected[0];
col2 := ColNoSelected[1];
A[N-1] := StrToFloat(Trim(OS3MainFrm.DataGrid.Cells[col1,i]));
b[N-1] := StrToFloat(Trim(OS3MainFrm.DataGrid.Cells[col2,i]));
d[N-1] := A[N-1] - b[N-1];
end;
// Rank on absolute score differences
for i := 1 to N - 1 do
begin
for j := i + 1 to N do
begin
if (abs(d[i-1]) > abs(d[j-1])) then
begin
t := d[i-1];
d[i-1] := d[j-1];
d[j-1] := t;
t := A[i-1];
A[i-1] := A[j-1];
A[j-1] := t;
t := b[i-1];
b[i-1] := b[j-1];
b[j-1] := t;
itemp := index[i-1];
index[i-1] := index[j-1];
index[j-1] := itemp;
end;
end;
end;
// Eliminate cases with 0 score differences
i := 1;
while (i <= N) do
begin
if (d[i-1] = 0.0) then // found a 0 score difference - move all up one
begin
if i < N then
begin
for j := i + 1 to N do
begin
d[j] := d[j-1];
A[j] := A[j-1];
b[j] := b[j-1];
index[j] := index[j-1];
end;
N := N - 1;
i := 1;
end
else begin
N := N - 1;
i := 1;
end;
end
else i := i + 1;
end;
// Assign ranks
for i := 1 to N do r[i-1] := i;
// Find matching differences and assign common rank
i := 1;
while (i < N) do
begin
M := 0;
sum := 0;
for j := i + 1 to N do
begin
if ( abs(d[j-1]) = abs(d[i-1]) ) then
begin
M := M + 1;
sum := sum + r[j-1];
end;
end;
if (M > 0) then //matched differences found - assign average rank
begin
sum := sum + r[i-1]; // add the ith value too
Avg := sum / (M + 1); // count the ith value too
for j := i to (i + M) do r[j-1] := Avg;
i := i + M + 1;
end
else i := i + 1;
end;
// Assign sign of difference to ranks
for i := 1 to N do if (d[i-1] < 0.0) then r[i-1] := -r[i-1];
// Get sum of negative and positive difference ranks
for i := 1 to N do
begin
if (d[i-1] < 0.0) then
begin
negsum := negsum + abs(r[i-1]);
negcnt := negcnt + 1;
end
else
begin
possum := possum + abs(r[i-1]);
poscnt := poscnt + 1;
end;
end;
if (negsum < possum) then t := negsum
else t := possum;
numerator := t - ((N * (N + 1)) / 4.0);
denominator := sqrt((N * (N + 1) * (2 * N + 1)) / 24.0);
z := abs(numerator / denominator);
zprob := 1.0 - probz(z);
// Now, display results
lReport := TStringList.Create;
try
lReport.Add('WILCONXON MATCHED-PAIRS SIGNED-RANKS TEST');
lReport.Add('See pages 75-83 in S. Seigel: Nonparametric Statistics for the Social Sciences');
lReport.Add('');
lReport.Add('Ordered Cases with cases having 0 differences eliminated:');
lReport.Add('Number of cases with absolute differences greater than 0: %d', [N]);
lReport.Add('CASE %10s %10s Difference Signed Rank', [labelone, labeltwo]);
for i := 1 to N do
lReport.Add('%3d %6.2f %6.2f %6.2f %6.2f', [index[i-1], A[i-1], b[i-1], d[i-1], r[i-1]]);
lReport.Add('');
lReport.Add('Smaller sum of ranks (T): %8.2f', [t]);
lReport.Add('Approximately normal z for test statistic T: %8.4f', [z]);
lReport.Add('Probability (1-tailed) of greater z: %8.4f', [zprob]);
lReport.Add('');
lReport.Add('NOTE: For N < 25 use tabled values for Wilcoxon Test');
DisplayReport(lReport);
finally
lReport.Free;
r := nil;
index := nil;
d := nil;
b := nil;
A := nil;
ColNoSelected := nil;
end;
end;
procedure TWilcoxonFrm.UpdateBtnStates;
begin
Var1In.Enabled := (VarList.ItemIndex > -1) and (Var1Edit.Text = '');
Var2In.Enabled := (VarList.ItemIndex > -1) and (Var2Edit.Text = '');
Var1Out.Enabled := (Var1Edit.Text <> '');
Var2Out.Enabled := (Var2Edit.Text <> '');
end;
initialization
{$I wilcoxonunit.lrs}
end.

18
applications/lazstats/source/forms/mainunit.pas
View File

@ -1808,17 +1808,17 @@ end;
// Menu "Analysis" > "Nonparametric" > "Contingency Chi Square"
procedure TOS3MainFrm.mnuAnalysisNonPar_ContingChiSqClick(Sender: TObject);
begin
if ChiSqrFrm = nil then
Application.CreateForm(TChiSqrFrm, ChiSqrFrm);
ChiSqrFrm.ShowModal;
if ChiSqrForm = nil then
Application.CreateForm(TChiSqrForm, ChiSqrForm);
ChiSqrForm.Show;
end;
// Menu "Analysis" > "Nonparametric" > "Spearman Rank Correlation"
procedure TOS3MainFrm.mnuAnalysisNonPar_SpearmanClick(Sender: TObject);
begin
if SpearmanFrm = nil then
Application.CreateForm(TSpearmanFrm, SpearmanFrm);
SpearmanFrm.ShowModal;
if SpearmanForm = nil then
Application.CreateForm(TSpearmanForm, SpearmanForm);
SpearmanForm.Show;
end;
// Menu "Analysis" > "Nonparametric" > "Mann-Whitney U Test"
@ -1856,9 +1856,9 @@ end;
// Menu "Analysis" > "Nonparametric" > "Matched Pairs Signed Ranks Test"
procedure TOS3MainFrm.mnuAnalysisNonPar_WilcoxonClick(Sender: TObject);
begin
if WilcoxonFrm = nil then
Application.CreateForm(TWilcoxonFrm, WilcoxonFrm);
WilcoxonFrm.ShowModal;
if WilcoxonForm = nil then
Application.CreateForm(TWilcoxonForm, WilcoxonForm);
WilcoxonForm.Show;
end;
// Menu "Analysis" > "Financial" > "Loan Amortization Schedule"