diff --git a/applications/lazstats/source/LazStats.lpi b/applications/lazstats/source/LazStats.lpi
index 4ecc7a7ab..d5498e658 100644
--- a/applications/lazstats/source/LazStats.lpi
+++ b/applications/lazstats/source/LazStats.lpi
@@ -49,7 +49,7 @@
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@@ -134,1308 +134,1300 @@
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-      </Unit156>
-      <Unit157>
+      </Unit155>
+      <Unit156>
         <Filename Value="forms\analysis\measurement_programs\item_banking\testspecsunit.pas"/>
         <IsPartOfProject Value="True"/>
         <ComponentName Value="TestSpecsForm"/>
         <HasResources Value="True"/>
         <ResourceBaseClass Value="Form"/>
         <UnitName Value="TestSpecsUnit"/>
-      </Unit157>
-      <Unit158>
+      </Unit156>
+      <Unit157>
         <Filename Value="forms\analysis\nonparametric\simplechisqrunit.pas"/>
         <IsPartOfProject Value="True"/>
         <ComponentName Value="SimpleChiSqrForm"/>
         <HasResources Value="True"/>
         <ResourceBaseClass Value="Form"/>
         <UnitName Value="SimpleChiSqrUnit"/>
-      </Unit158>
-      <Unit159>
+      </Unit157>
+      <Unit158>
         <Filename Value="forms\analysis\nonparametric\lifetableunit.pas"/>
         <IsPartOfProject Value="True"/>
         <ComponentName Value="LifeTableForm"/>
         <HasResources Value="True"/>
         <ResourceBaseClass Value="Form"/>
         <UnitName Value="LifeTableUnit"/>
-      </Unit159>
-      <Unit160>
+      </Unit158>
+      <Unit159>
         <Filename Value="forms\analysis\multiple_regression\lsmrunit.pas"/>
         <IsPartOfProject Value="True"/>
         <ComponentName Value="LSMregForm"/>
         <HasResources Value="True"/>
         <ResourceBaseClass Value="Form"/>
         <UnitName Value="LSMRUnit"/>
-      </Unit160>
-      <Unit161>
+      </Unit159>
+      <Unit160>
         <Filename Value="forms\maindm.pas"/>
         <IsPartOfProject Value="True"/>
         <ComponentName Value="MainDataModule"/>
         <HasResources Value="True"/>
         <ResourceBaseClass Value="DataModule"/>
         <UnitName Value="MainDM"/>
-      </Unit161>
-      <Unit162>
+      </Unit160>
+      <Unit161>
         <Filename Value="units\utils.pas"/>
         <IsPartOfProject Value="True"/>
         <UnitName Value="Utils"/>
-      </Unit162>
-      <Unit163>
+      </Unit161>
+      <Unit162>
         <Filename Value="LazStats.inc"/>
         <IsPartOfProject Value="True"/>
-      </Unit163>
-      <Unit164>
+      </Unit162>
+      <Unit163>
         <Filename Value="forms\misc\chartunit.pas"/>
         <IsPartOfProject Value="True"/>
         <ComponentName Value="ChartForm"/>
         <HasResources Value="True"/>
         <ResourceBaseClass Value="Form"/>
         <UnitName Value="ChartUnit"/>
-      </Unit164>
-      <Unit165>
+      </Unit163>
+      <Unit164>
         <Filename Value="units\mathunit.pas"/>
         <IsPartOfProject Value="True"/>
         <UnitName Value="MathUnit"/>
-      </Unit165>
-      <Unit166>
+      </Unit164>
+      <Unit165>
         <Filename Value="frames\chartframeunit.pas"/>
         <IsPartOfProject Value="True"/>
         <ComponentName Value="ChartFrame"/>
         <HasResources Value="True"/>
         <ResourceBaseClass Value="Frame"/>
         <UnitName Value="ChartFrameUnit"/>
-      </Unit166>
-      <Unit167>
+      </Unit165>
+      <Unit166>
         <Filename Value="forms\analysis\statistical_process_control\basicspcunit.pas"/>
         <IsPartOfProject Value="True"/>
         <ComponentName Value="BasicSPCForm"/>
         <HasResources Value="True"/>
         <ResourceBaseClass Value="Form"/>
         <UnitName Value="BasicSPCUnit"/>
-      </Unit167>
-      <Unit168>
+      </Unit166>
+      <Unit167>
         <Filename Value="forms\analysis\statistical_process_control\schartunit.pas"/>
         <IsPartOfProject Value="True"/>
         <ComponentName Value="SChartForm"/>
         <HasResources Value="True"/>
         <ResourceBaseClass Value="Form"/>
         <UnitName Value="SChartUnit"/>
-      </Unit168>
-      <Unit169>
+      </Unit167>
+      <Unit168>
         <Filename Value="forms\analysis\statistical_process_control\rchartunit.pas"/>
         <IsPartOfProject Value="True"/>
         <ComponentName Value="RChartForm"/>
         <HasResources Value="True"/>
         <ResourceBaseClass Value="Form"/>
         <UnitName Value="RChartUnit"/>
-      </Unit169>
-      <Unit170>
+      </Unit168>
+      <Unit169>
         <Filename Value="forms\analysis\statistical_process_control\xbarchartunit.pas"/>
         <IsPartOfProject Value="True"/>
         <ComponentName Value="XBarChartForm"/>
         <HasResources Value="True"/>
         <ResourceBaseClass Value="Form"/>
         <UnitName Value="XBarChartUnit"/>
-      </Unit170>
-      <Unit171>
+      </Unit169>
+      <Unit170>
         <Filename Value="forms\analysis\statistical_process_control\cchartunit.pas"/>
         <IsPartOfProject Value="True"/>
         <ComponentName Value="CChartForm"/>
         <HasResources Value="True"/>
         <ResourceBaseClass Value="Form"/>
         <UnitName Value="CChartUnit"/>
-      </Unit171>
-      <Unit172>
+      </Unit170>
+      <Unit171>
         <Filename Value="forms\analysis\statistical_process_control\pchartunit.pas"/>
         <IsPartOfProject Value="True"/>
         <ComponentName Value="PChartForm"/>
         <HasResources Value="True"/>
         <ResourceBaseClass Value="Form"/>
         <UnitName Value="PChartUnit"/>
-      </Unit172>
-      <Unit173>
+      </Unit171>
+      <Unit172>
         <Filename Value="forms\analysis\statistical_process_control\uchartunit.pas"/>
         <IsPartOfProject Value="True"/>
         <ComponentName Value="UChartForm"/>
         <HasResources Value="True"/>
         <ResourceBaseClass Value="Form"/>
         <UnitName Value="UChartUnit"/>
-      </Unit173>
-      <Unit174>
+      </Unit172>
+      <Unit173>
         <Filename Value="forms\analysis\statistical_process_control\cusumunit.pas"/>
         <IsPartOfProject Value="True"/>
         <ComponentName Value="CUSUMChartForm"/>
         <HasResources Value="True"/>
         <ResourceBaseClass Value="Form"/>
         <UnitName Value="CUSUMUnit"/>
-      </Unit174>
-      <Unit175>
+      </Unit173>
+      <Unit174>
         <Filename Value="frames\reportframeunit.pas"/>
         <IsPartOfProject Value="True"/>
         <ComponentName Value="ReportFrame"/>
         <HasResources Value="True"/>
         <ResourceBaseClass Value="Frame"/>
         <UnitName Value="ReportFrameUnit"/>
-      </Unit175>
-      <Unit176>
+      </Unit174>
+      <Unit175>
         <Filename Value="forms\misc\basicstatsformunit.pas"/>
         <IsPartOfProject Value="True"/>
         <ComponentName Value="BasicStatsForm"/>
         <ResourceBaseClass Value="Form"/>
         <UnitName Value="BasicStatsFormUnit"/>
-      </Unit176>
+      </Unit175>
     </Units>
   </ProjectOptions>
   <CompilerOptions>
diff --git a/applications/lazstats/source/forms/analysis/descriptive/boxplotunit.lfm b/applications/lazstats/source/forms/analysis/descriptive/boxplotunit.lfm
index 1411600ec..2ee365917 100644
--- a/applications/lazstats/source/forms/analysis/descriptive/boxplotunit.lfm
+++ b/applications/lazstats/source/forms/analysis/descriptive/boxplotunit.lfm
@@ -1,4 +1,4 @@
-inherited BoxPlotFrm: TBoxPlotFrm
+object BoxPlotFrm: TBoxPlotFrm
   Left = 449
   Height = 500
   Top = 211
diff --git a/applications/lazstats/source/forms/analysis/descriptive/boxplotunit.pas b/applications/lazstats/source/forms/analysis/descriptive/boxplotunit.pas
index f945d638b..5377a9ec8 100644
--- a/applications/lazstats/source/forms/analysis/descriptive/boxplotunit.pas
+++ b/applications/lazstats/source/forms/analysis/descriptive/boxplotunit.pas
@@ -10,7 +10,7 @@ uses
   Classes, SysUtils, FileUtil, Forms, Controls, Graphics, Dialogs,
   StdCtrls, ExtCtrls, Printers, ComCtrls, Buttons,
   MainUnit, Globals, DataProcs, ContextHelpUnit, 
-	BasicStatsFormUnit, ReportFrameUnit, ChartFrameUnit;
+  BasicStatsFormUnit, ReportFrameUnit, ChartFrameUnit;
 
 
 type
diff --git a/applications/lazstats/source/forms/analysis/descriptive/descriptiveunit.lfm b/applications/lazstats/source/forms/analysis/descriptive/descriptiveunit.lfm
index 69b624ea1..8b02408e8 100644
--- a/applications/lazstats/source/forms/analysis/descriptive/descriptiveunit.lfm
+++ b/applications/lazstats/source/forms/analysis/descriptive/descriptiveunit.lfm
@@ -1,4 +1,4 @@
-inherited DescriptiveFrm: TDescriptiveFrm
+object DescriptiveFrm: TDescriptiveFrm
   Left = 526
   Height = 384
   Top = 202
diff --git a/applications/lazstats/source/forms/analysis/descriptive/descriptiveunit.pas b/applications/lazstats/source/forms/analysis/descriptive/descriptiveunit.pas
index 69b087ee0..1c06c4137 100644
--- a/applications/lazstats/source/forms/analysis/descriptive/descriptiveunit.pas
+++ b/applications/lazstats/source/forms/analysis/descriptive/descriptiveunit.pas
@@ -8,7 +8,7 @@ uses
   Classes, SysUtils, FileUtil, Forms, Controls, Graphics, Dialogs,
   StdCtrls, ExtCtrls, Buttons,
   MainUnit, Globals, FunctionsLib, BasicStatsFormUnit, 
-	ReportFrameUnit, DataProcs, DictionaryUnit, ContextHelpUnit;
+  ReportFrameUnit, DataProcs, DictionaryUnit, ContextHelpUnit;
 
 
 type
diff --git a/applications/lazstats/source/forms/analysis/descriptive/frequnit.lfm b/applications/lazstats/source/forms/analysis/descriptive/frequnit.lfm
index 8c1b9362a..28f5dc866 100644
--- a/applications/lazstats/source/forms/analysis/descriptive/frequnit.lfm
+++ b/applications/lazstats/source/forms/analysis/descriptive/frequnit.lfm
@@ -1,4 +1,4 @@
-inherited FreqFrm: TFreqFrm
+object FreqFrm: TFreqFrm
   Left = 490
   Height = 376
   Top = 228
diff --git a/applications/lazstats/source/forms/analysis/descriptive/frequnit.pas b/applications/lazstats/source/forms/analysis/descriptive/frequnit.pas
index 9d2a15ebd..d69c06d24 100644
--- a/applications/lazstats/source/forms/analysis/descriptive/frequnit.pas
+++ b/applications/lazstats/source/forms/analysis/descriptive/frequnit.pas
@@ -9,7 +9,8 @@ interface
 uses
   Classes, SysUtils, FileUtil, Forms, Controls, Graphics, Dialogs,
   StdCtrls, Buttons, ExtCtrls, ComCtrls, Spin,
-  Globals, MainUnit, GraphLib, DataProcs, BasicStatsFormUnit, ReportFrameUnit, ChartFrameUnit;
+  Globals, MainUnit, GraphLib, DataProcs,
+  BasicStatsFormUnit, ReportFrameUnit, ChartFrameUnit;
 
 type
 
diff --git a/applications/lazstats/source/forms/analysis/descriptive/multxvsyunit.lfm b/applications/lazstats/source/forms/analysis/descriptive/multxvsyunit.lfm
index 0dfe649b0..70dcfb631 100644
--- a/applications/lazstats/source/forms/analysis/descriptive/multxvsyunit.lfm
+++ b/applications/lazstats/source/forms/analysis/descriptive/multxvsyunit.lfm
@@ -1,4 +1,4 @@
-inherited MultXvsYFrm: TMultXvsYFrm
+object MultXvsYFrm: TMultXvsYFrm
   Left = 814
   Height = 416
   Top = 216
diff --git a/applications/lazstats/source/forms/analysis/descriptive/multxvsyunit.pas b/applications/lazstats/source/forms/analysis/descriptive/multxvsyunit.pas
index e21b83faf..3587f0826 100644
--- a/applications/lazstats/source/forms/analysis/descriptive/multxvsyunit.pas
+++ b/applications/lazstats/source/forms/analysis/descriptive/multxvsyunit.pas
@@ -11,7 +11,7 @@ uses
   Classes, SysUtils, FileUtil, Forms, Controls, Graphics, Dialogs,
   StdCtrls, ExtCtrls, Buttons, Clipbrd,
   MainUnit, Globals, OutputUnit, DataProcs, DictionaryUnit, ContextHelpUnit,
-	BasicStatsFormUnit;
+  BasicStatsFormUnit;
 
 type
 
diff --git a/applications/lazstats/source/forms/analysis/descriptive/plotxyunit.lfm b/applications/lazstats/source/forms/analysis/descriptive/plotxyunit.lfm
index c2fd48db6..91f7a6376 100644
--- a/applications/lazstats/source/forms/analysis/descriptive/plotxyunit.lfm
+++ b/applications/lazstats/source/forms/analysis/descriptive/plotxyunit.lfm
@@ -1,4 +1,4 @@
-inherited PlotXYFrm: TPlotXYFrm
+object PlotXYFrm: TPlotXYFrm
   Left = 427
   Height = 500
   Top = 175
diff --git a/applications/lazstats/source/forms/analysis/descriptive/plotxyunit.pas b/applications/lazstats/source/forms/analysis/descriptive/plotxyunit.pas
index 050e37582..d2e4a394c 100644
--- a/applications/lazstats/source/forms/analysis/descriptive/plotxyunit.pas
+++ b/applications/lazstats/source/forms/analysis/descriptive/plotxyunit.pas
@@ -10,7 +10,7 @@ uses
   Classes, SysUtils, FileUtil, Forms, Controls, Graphics, Dialogs,
   StdCtrls, ExtCtrls, Buttons, ComCtrls,
   MainUnit, Globals, FunctionsLib, DataProcs, BasicStatsFormUnit, 
-	ReportFrameUnit, ChartFrameUnit;
+  ReportFrameUnit, ChartFrameUnit;
 
 type
 
diff --git a/applications/lazstats/source/forms/analysis/descriptive/xvsmultyunit.lfm b/applications/lazstats/source/forms/analysis/descriptive/xvsmultyunit.lfm
index df1c97178..f10d6456f 100644
--- a/applications/lazstats/source/forms/analysis/descriptive/xvsmultyunit.lfm
+++ b/applications/lazstats/source/forms/analysis/descriptive/xvsmultyunit.lfm
@@ -1,4 +1,4 @@
-inherited XvsMultYForm: TXvsMultYForm
+object XvsMultYForm: TXvsMultYForm
   Left = 288
   Height = 500
   Top = 117
@@ -356,7 +356,7 @@ inherited XvsMultYForm: TXvsMultYForm
     Height = 484
     Top = 8
     Width = 675
-    ActivePage = ReportPage
+    ActivePage = ChartPage
     Align = alClient
     BorderSpacing.Left = 4
     BorderSpacing.Top = 8
@@ -364,9 +364,6 @@ inherited XvsMultYForm: TXvsMultYForm
     BorderSpacing.Bottom = 8
     TabIndex = 0
     TabOrder = 2
-    object ReportPage: TTabSheet
-      Caption = 'Report'
-    end
     object ChartPage: TTabSheet
       Caption = 'Chart'
     end
diff --git a/applications/lazstats/source/forms/analysis/statistical_process_control/basicspcunit.pas b/applications/lazstats/source/forms/analysis/statistical_process_control/basicspcunit.pas
index 63cb8ccc0..ea1ee61d4 100644
--- a/applications/lazstats/source/forms/analysis/statistical_process_control/basicspcunit.pas
+++ b/applications/lazstats/source/forms/analysis/statistical_process_control/basicspcunit.pas
@@ -6,14 +6,15 @@ interface
 
 uses
   Classes, SysUtils, Forms, Controls, Graphics, Dialogs, ExtCtrls,
-  StdCtrls, ComCtrls, Buttons, PrintersDlgs,
-  Globals, MainUnit, ContextHelpUnit, ReportFrameUnit, ChartFrameUnit;
+  StdCtrls, ComCtrls, Buttons,
+  Globals, MainUnit, ContextHelpUnit, 
+  BasicStatsFormUnit, ReportFrameUnit, ChartFrameUnit;
 
 type
 
   { TBasicSPCForm }
 
-  TBasicSPCForm = class(TForm)
+  TBasicSPCForm = class(TBasicStatsForm)
     Bevel1: TBevel;
     Bevel2: TBevel;
     GroupEdit: TEdit;
@@ -61,13 +62,13 @@ type
     procedure PlotMeans(ATitle, AXTitle, AYTitle, ADataTitle, AGrandMeanTitle: String;
       const Groups: StrDyneVec; const Means: DblDyneVec;
       UCL, LCL, GrandMean, TargetSpec, LowerSpec, UpperSpec: double); virtual;
-    procedure Reset; virtual;
     procedure UpdateBtnStates; virtual;
     function Validate(out AMsg: String; out AControl: TWinControl): Boolean; virtual;
 
   public
     FReportFrame: TReportFrame;
     FChartFrame: TChartFrame;
+    procedure Reset; override;
     property GroupsNeeded: Boolean read FgroupsNeeded write FGroupsNeeded;
 
   end;
diff --git a/applications/lazstats/source/forms/analysis/statistical_process_control/cchartunit.pas b/applications/lazstats/source/forms/analysis/statistical_process_control/cchartunit.pas
index 6000755dd..a442a8bed 100644
--- a/applications/lazstats/source/forms/analysis/statistical_process_control/cchartunit.pas
+++ b/applications/lazstats/source/forms/analysis/statistical_process_control/cchartunit.pas
@@ -18,9 +18,10 @@ type
     procedure FormActivate(Sender: TObject);
   protected
     procedure Compute; override;
-    procedure Reset; override;
     function Validate(out AMsg: String; out AControl: TWinControl): Boolean; override;
 
+  public
+    procedure Reset; override;
   end;
 
 var
diff --git a/applications/lazstats/source/forms/analysis/statistical_process_control/cusumunit.pas b/applications/lazstats/source/forms/analysis/statistical_process_control/cusumunit.pas
index 174ba7661..cc7b09063 100644
--- a/applications/lazstats/source/forms/analysis/statistical_process_control/cusumunit.pas
+++ b/applications/lazstats/source/forms/analysis/statistical_process_control/cusumunit.pas
@@ -6,7 +6,7 @@ interface
 
 uses
   Classes, SysUtils, Forms, Controls, Graphics, Dialogs, ComCtrls, ExtCtrls,
-  StdCtrls, Buttons, PrintersDlgs, Globals, BasicSPCUnit;
+  StdCtrls, Buttons, Globals, BasicSPCUnit;
 
 type
 
@@ -49,8 +49,10 @@ type
     procedure PlotMeans(ATitle, AXTitle, AYTitle, ADataTitle, AGrandMeanTitle: String;
       const Groups: StrDyneVec; const {%H-}Means: DblDyneVec;
       UCL, LCL, GrandMean, TargetSpec, LowerSpec, UpperSpec: double); override;
-    procedure Reset; override;
     function Validate(out AMsg: String; out AControl: TWinControl): Boolean; override;
+		
+  public
+    procedure Reset; override;
   end;
 
 var
diff --git a/applications/lazstats/source/forms/analysis/statistical_process_control/pchartunit.pas b/applications/lazstats/source/forms/analysis/statistical_process_control/pchartunit.pas
index eb17d8277..57470db63 100644
--- a/applications/lazstats/source/forms/analysis/statistical_process_control/pchartunit.pas
+++ b/applications/lazstats/source/forms/analysis/statistical_process_control/pchartunit.pas
@@ -22,8 +22,10 @@ type
     procedure FormActivate(Sender: TObject);
   protected
     procedure Compute; override;
-    procedure Reset; override;
     function Validate(out AMsg: String; out AControl: TWinControl): Boolean; override;
+		
+  public
+    procedure Reset; override;
   end;
 
 var
diff --git a/applications/lazstats/source/forms/analysis/statistical_process_control/uchartunit.pas b/applications/lazstats/source/forms/analysis/statistical_process_control/uchartunit.pas
index 7ac759e70..42725169f 100644
--- a/applications/lazstats/source/forms/analysis/statistical_process_control/uchartunit.pas
+++ b/applications/lazstats/source/forms/analysis/statistical_process_control/uchartunit.pas
@@ -20,8 +20,10 @@ type
     procedure FormActivate(Sender: TObject);
   protected
     procedure Compute; override;
-    procedure Reset; override;
     function Validate(out AMsg: String; out AControl: TWinControl): Boolean; override;
+		
+  public
+    procedure Reset; override;
   end;
 
 var
diff --git a/applications/lazstats/source/forms/analysis/statistical_process_control/xbarchartunit.pas b/applications/lazstats/source/forms/analysis/statistical_process_control/xbarchartunit.pas
index 3123d2f67..9b767d6e7 100644
--- a/applications/lazstats/source/forms/analysis/statistical_process_control/xbarchartunit.pas
+++ b/applications/lazstats/source/forms/analysis/statistical_process_control/xbarchartunit.pas
@@ -49,8 +49,9 @@ type
     procedure PlotMeans(ATitle, AXTitle, AYTitle, ADataTitle, AGrandMeanTitle: String;
       const Groups: StrDyneVec; const Means: DblDyneVec;
       UCL, LCL, GrandMean, TargetSpec, LowerSpec, UpperSpec: double); override;
-    procedure Reset; override;
     function Validate(out AMsg: String; out AControl: TWinControl): Boolean; override;
+	public
+    procedure Reset; override;
   end;
 
 var