/*
* HyTest2PopPropDialog.java
*
* Created on June 6, 2008, 4:03 PM
*/
package org.statcato.dialogs.stat.hytest;
import org.statcato.*;
import org.statcato.spreadsheet.*;
import org.statcato.statistics.inferential.*;
import org.statcato.utils.HelperFunctions;
import java.util.*;
import javax.swing.*;
/**
* A dialog for claims about the difference of two population proportions.
* Allows the user to specify data samples in columns of a Datasheet,
* or provide summary data values. The user must also provide
* the confidence level, alternative hypothesis, hypothesized
* mean proportion, and
* whether the pooled estimate is used.
* Computes and displays in log window the significance level,
* critical value, test statistic, and p-Value.
*
* @author Margaret Yau
* @version %I%, %G%
* @see org.statcato.statistics.inferential.HypothesisTest2Prop
* @since 1.0
*/
public class HyTest2PopPropDialog extends StatcatoDialog {
/** Creates new form HyTest2PopPropDialog */
public HyTest2PopPropDialog(java.awt.Frame parent, boolean modal,
Statcato mTab) {
super(parent, modal);
initComponents();
app = mTab;
ParentSpreadsheet = app.getSpreadsheet();
ButtonGroup group1 = new ButtonGroup();
group1.add(Sample1ColRadioButton);
group1.add(Sample2ColRadioButton);
group1.add(SummaryRadioButton);
ButtonGroup group4 = new ButtonGroup();
group4.add(SigRadioButton);
group4.add(ConfRadioButton);
ParentSpreadsheet.populateComboBox(LabelsComboBox);
ParentSpreadsheet.populateComboBox(ValuesComboBox);
ParentSpreadsheet.populateComboBox(Pop1ComboBox);
ParentSpreadsheet.populateComboBox(Pop2ComboBox);
getRootPane().setDefaultButton(OKButton);
setHelpFile("stat-hytest-2prop");
name = "Hypothesis Test: 2-Population Proportions";
description = "For performing calculations for testing claims about " +
"the difference of two population proportions.";
helpStrings.add("The sample data of the population must be of only " +
" categories. They can be provided in one of three ways...");
helpStrings.add("Samples in one column: The population labels of " +
"samples are in one column of the datasheet, and the " +
"individual samples are in another column.");
helpStrings.add("Samples in two columns: The samples of the " +
"two population are in two separate columns.");
helpStrings.add("Summarized sample data: The number of events " +
"and the number of trials of each of the two populations " +
"are provided.");
helpStrings.add("Specify the significance or confidence level.");
helpStrings.add("Specify the form of the alternative hypotheis and " +
"the hypothesized proportion difference.");
helpStrings.add("Select the Use pooled estimate check box " +
"if the pooled estimate is appropriate for combining the samples.");
}
/**
* Updates elements on the dialog so that they have the most
* current values. Called by {@link #setVisible} to make
* sure the dialog displays current values when made visible again.
*
* @see #setVisible(boolean)
*/
@Override
public void updateElements() {
updateComboBox(LabelsComboBox);
updateComboBox(ValuesComboBox);
updateComboBox(Pop1ComboBox);
updateComboBox(Pop2ComboBox);
}
/** This method is called from within the constructor to
* initialize the form.
* WARNING: Do NOT modify this code. The content of this method is
* always regenerated by the Form Editor.
*/
// //GEN-BEGIN:initComponents
private void initComponents() {
OKButton = new javax.swing.JButton();
CancelButton = new javax.swing.JButton();
PoolCheckBox = new javax.swing.JCheckBox();
jPanel1 = new javax.swing.JPanel();
Events2TextField = new javax.swing.JTextField();
ValuesComboBox = new javax.swing.JComboBox();
jLabel5 = new javax.swing.JLabel();
jLabel1 = new javax.swing.JLabel();
jLabel3 = new javax.swing.JLabel();
Trials2TextField = new javax.swing.JTextField();
Sample2ColRadioButton = new javax.swing.JRadioButton();
Trials1TextField = new javax.swing.JTextField();
Pop1ComboBox = new javax.swing.JComboBox();
Sample1ColRadioButton = new javax.swing.JRadioButton();
Pop2ComboBox = new javax.swing.JComboBox();
jLabel2 = new javax.swing.JLabel();
jLabel7 = new javax.swing.JLabel();
jLabel4 = new javax.swing.JLabel();
jLabel8 = new javax.swing.JLabel();
LabelsComboBox = new javax.swing.JComboBox();
SummaryRadioButton = new javax.swing.JRadioButton();
Events1TextField = new javax.swing.JTextField();
jLabel6 = new javax.swing.JLabel();
jPanel3 = new javax.swing.JPanel();
jLabel11 = new javax.swing.JLabel();
jLabel12 = new javax.swing.JLabel();
HyTextField = new javax.swing.JTextField();
AltComboBox = new javax.swing.JComboBox();
SigPanel = new javax.swing.JPanel();
SigLabel = new javax.swing.JLabel();
ConfidenceTextField = new javax.swing.JTextField();
ConfRadioButton = new javax.swing.JRadioButton();
SigRadioButton = new javax.swing.JRadioButton();
SigTextField = new javax.swing.JTextField();
ConfLabel = new javax.swing.JLabel();
setDefaultCloseOperation(javax.swing.WindowConstants.DISPOSE_ON_CLOSE);
setTitle("Hypothesis Test: 2-Population Proportions");
OKButton.setText("OK");
OKButton.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
OKButtonActionPerformed(evt);
}
});
CancelButton.setText("Cancel");
CancelButton.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
CancelButtonActionPerformed(evt);
}
});
PoolCheckBox.setText("Use pooled estimate");
jPanel1.setBorder(javax.swing.BorderFactory.createTitledBorder("Inputs"));
Events2TextField.setEnabled(false);
jLabel5.setText("Population 1:");
jLabel1.setText("Labels in column:");
jLabel3.setText("Population 1:");
Trials2TextField.setEnabled(false);
Sample2ColRadioButton.setText("Samples in two columns");
Sample2ColRadioButton.addChangeListener(new javax.swing.event.ChangeListener() {
public void stateChanged(javax.swing.event.ChangeEvent evt) {
Sample2ColRadioButtonStateChanged(evt);
}
});
Trials1TextField.setEnabled(false);
Pop1ComboBox.setEnabled(false);
Sample1ColRadioButton.setSelected(true);
Sample1ColRadioButton.setText("Samples in one column");
Sample1ColRadioButton.addChangeListener(new javax.swing.event.ChangeListener() {
public void stateChanged(javax.swing.event.ChangeEvent evt) {
Sample1ColRadioButtonStateChanged(evt);
}
});
Pop2ComboBox.setEnabled(false);
jLabel2.setText("Values in column:");
jLabel7.setText("Events");
jLabel4.setText("Population 2:");
jLabel8.setText("Trials");
SummaryRadioButton.setText("Summarized sample data");
SummaryRadioButton.addChangeListener(new javax.swing.event.ChangeListener() {
public void stateChanged(javax.swing.event.ChangeEvent evt) {
SummaryRadioButtonStateChanged(evt);
}
});
Events1TextField.setEnabled(false);
jLabel6.setText("Population 2:");
javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1);
jPanel1.setLayout(jPanel1Layout);
jPanel1Layout.setHorizontalGroup(
jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel1Layout.createSequentialGroup()
.addContainerGap()
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(Sample1ColRadioButton)
.addComponent(Sample2ColRadioButton)
.addGroup(jPanel1Layout.createSequentialGroup()
.addGap(21, 21, 21)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel1Layout.createSequentialGroup()
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jLabel1)
.addComponent(jLabel2))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
.addComponent(ValuesComboBox, 0, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addComponent(LabelsComboBox, 0, 94, Short.MAX_VALUE)))
.addGroup(jPanel1Layout.createSequentialGroup()
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jLabel4)
.addComponent(jLabel3))
.addGap(26, 26, 26)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
.addComponent(Pop2ComboBox, 0, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addComponent(Pop1ComboBox, javax.swing.GroupLayout.PREFERRED_SIZE, 89, javax.swing.GroupLayout.PREFERRED_SIZE)))
.addGroup(jPanel1Layout.createSequentialGroup()
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jLabel6)
.addComponent(jLabel5))
.addGap(35, 35, 35)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING, false)
.addComponent(Events1TextField, javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(Events2TextField, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.PREFERRED_SIZE, 68, javax.swing.GroupLayout.PREFERRED_SIZE))
.addComponent(jLabel7))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
.addComponent(jLabel8)
.addComponent(Trials1TextField, javax.swing.GroupLayout.DEFAULT_SIZE, 66, Short.MAX_VALUE)
.addComponent(Trials2TextField)))))
.addComponent(SummaryRadioButton))
.addContainerGap(18, Short.MAX_VALUE))
);
jPanel1Layout.setVerticalGroup(
jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel1Layout.createSequentialGroup()
.addContainerGap()
.addComponent(Sample1ColRadioButton)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel1)
.addComponent(LabelsComboBox, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel2)
.addComponent(ValuesComboBox, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addGap(23, 23, 23)
.addComponent(Sample2ColRadioButton)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jLabel4, javax.swing.GroupLayout.Alignment.TRAILING)
.addGroup(jPanel1Layout.createSequentialGroup()
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel3)
.addComponent(Pop1ComboBox, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(Pop2ComboBox, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)))
.addGap(18, 18, 18)
.addComponent(SummaryRadioButton)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel7)
.addComponent(jLabel8))
.addGap(11, 11, 11)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel5)
.addComponent(Events1TextField, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(Trials1TextField, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel6)
.addComponent(Events2TextField, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(Trials2TextField, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addContainerGap(18, Short.MAX_VALUE))
);
jPanel3.setBorder(javax.swing.BorderFactory.createTitledBorder("Alternative Hypothesis"));
jLabel11.setText("Alternative Hypothesis:");
jLabel12.setText("Hypothesized Proportion Difference:");
HyTextField.setText("0");
AltComboBox.setModel(new javax.swing.DefaultComboBoxModel(new String[] { "Less than", "Not Equal to", "Greater than" }));
AltComboBox.setSelectedIndex(1);
javax.swing.GroupLayout jPanel3Layout = new javax.swing.GroupLayout(jPanel3);
jPanel3.setLayout(jPanel3Layout);
jPanel3Layout.setHorizontalGroup(
jPanel3Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel3Layout.createSequentialGroup()
.addContainerGap()
.addGroup(jPanel3Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel3Layout.createSequentialGroup()
.addComponent(jLabel11)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(AltComboBox, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addGroup(jPanel3Layout.createSequentialGroup()
.addGap(38, 38, 38)
.addComponent(jLabel12)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(HyTextField, javax.swing.GroupLayout.PREFERRED_SIZE, 78, javax.swing.GroupLayout.PREFERRED_SIZE)))
.addContainerGap(25, Short.MAX_VALUE))
);
jPanel3Layout.setVerticalGroup(
jPanel3Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel3Layout.createSequentialGroup()
.addContainerGap()
.addGroup(jPanel3Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel11)
.addComponent(AltComboBox, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(jPanel3Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel12)
.addComponent(HyTextField, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addContainerGap())
);
SigPanel.setBorder(javax.swing.BorderFactory.createTitledBorder("Significance"));
SigLabel.setText("0 - 1.00 (e.g. 0.05)");
ConfidenceTextField.setText("0.95");
ConfidenceTextField.setEnabled(false);
ConfidenceTextField.addFocusListener(new java.awt.event.FocusAdapter() {
public void focusLost(java.awt.event.FocusEvent evt) {
ConfidenceTextFieldFocusLost(evt);
}
});
ConfRadioButton.setText("Confidence Level:");
ConfRadioButton.addChangeListener(new javax.swing.event.ChangeListener() {
public void stateChanged(javax.swing.event.ChangeEvent evt) {
ConfRadioButtonStateChanged(evt);
}
});
SigRadioButton.setSelected(true);
SigRadioButton.setText("Significance Level:");
SigRadioButton.addChangeListener(new javax.swing.event.ChangeListener() {
public void stateChanged(javax.swing.event.ChangeEvent evt) {
SigRadioButtonStateChanged(evt);
}
});
SigTextField.setText("0.05");
SigTextField.addFocusListener(new java.awt.event.FocusAdapter() {
public void focusLost(java.awt.event.FocusEvent evt) {
SigTextFieldFocusLost(evt);
}
});
ConfLabel.setText("0 - 1.00 (e.g. 0.95)");
ConfLabel.setEnabled(false);
javax.swing.GroupLayout SigPanelLayout = new javax.swing.GroupLayout(SigPanel);
SigPanel.setLayout(SigPanelLayout);
SigPanelLayout.setHorizontalGroup(
SigPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(SigPanelLayout.createSequentialGroup()
.addContainerGap()
.addGroup(SigPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(ConfRadioButton)
.addComponent(SigRadioButton))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(SigPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(ConfidenceTextField, javax.swing.GroupLayout.PREFERRED_SIZE, 81, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(SigTextField, javax.swing.GroupLayout.PREFERRED_SIZE, 79, javax.swing.GroupLayout.PREFERRED_SIZE))
.addGap(18, 18, 18)
.addGroup(SigPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(SigLabel)
.addComponent(ConfLabel))
.addGap(37, 37, 37))
);
SigPanelLayout.setVerticalGroup(
SigPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(SigPanelLayout.createSequentialGroup()
.addGap(6, 6, 6)
.addGroup(SigPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(SigRadioButton)
.addComponent(SigTextField, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(SigLabel))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(SigPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(ConfRadioButton)
.addComponent(ConfidenceTextField, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(ConfLabel))
.addContainerGap(21, Short.MAX_VALUE))
);
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
getContentPane().setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addContainerGap()
.addComponent(jPanel1, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
.addComponent(SigPanel, javax.swing.GroupLayout.DEFAULT_SIZE, 394, Short.MAX_VALUE)
.addComponent(PoolCheckBox)
.addComponent(jPanel3, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)))
.addGroup(layout.createSequentialGroup()
.addGap(266, 266, 266)
.addComponent(OKButton)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(CancelButton)
.addGap(0, 0, Short.MAX_VALUE)))
.addContainerGap())
);
layout.linkSize(javax.swing.SwingConstants.HORIZONTAL, new java.awt.Component[] {CancelButton, OKButton});
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addComponent(SigPanel, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jPanel3, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addComponent(PoolCheckBox))
.addGroup(layout.createSequentialGroup()
.addComponent(jPanel1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)))
.addGap(88, 88, 88)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(OKButton)
.addComponent(CancelButton))
.addContainerGap())
);
pack();
}// //GEN-END:initComponents
private void SummaryRadioButtonStateChanged(javax.swing.event.ChangeEvent evt) {//GEN-FIRST:event_SummaryRadioButtonStateChanged
if (SummaryRadioButton.isSelected()) {
Events1TextField.setEnabled(true);
Events2TextField.setEnabled(true);
Trials1TextField.setEnabled(true);
Trials2TextField.setEnabled(true);
} else {
Events1TextField.setEnabled(false);
Events2TextField.setEnabled(false);
Trials1TextField.setEnabled(false);
Trials2TextField.setEnabled(false);
}
}//GEN-LAST:event_SummaryRadioButtonStateChanged
private void Sample1ColRadioButtonStateChanged(javax.swing.event.ChangeEvent evt) {//GEN-FIRST:event_Sample1ColRadioButtonStateChanged
if (Sample1ColRadioButton.isSelected()) {
LabelsComboBox.setEnabled(true);
ValuesComboBox.setEnabled(true);
} else {
LabelsComboBox.setEnabled(false);
ValuesComboBox.setEnabled(false);
}
}//GEN-LAST:event_Sample1ColRadioButtonStateChanged
private void Sample2ColRadioButtonStateChanged(javax.swing.event.ChangeEvent evt) {//GEN-FIRST:event_Sample2ColRadioButtonStateChanged
if (Sample2ColRadioButton.isSelected()) {
Pop1ComboBox.setEnabled(true);
Pop2ComboBox.setEnabled(true);
} else {
Pop1ComboBox.setEnabled(false);
Pop2ComboBox.setEnabled(false);
}
}//GEN-LAST:event_Sample2ColRadioButtonStateChanged
@SuppressWarnings("unchecked")
private void OKButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_OKButtonActionPerformed
app.compoundEdit = new DialogEdit("hypothesis test 2 proportion");
int trials1 = 0, trials2 = 0; // number of trials
int events1 = 0, events2 = 0; // number of events
double confidenceLevel;
String heading = "Hypothesis Test - Two population proportions:";
String text = "";
if (ConfRadioButton.isSelected()) {
// get confidence level from dialog
try {
confidenceLevel = Double.parseDouble(ConfidenceTextField.getText());
} catch (NumberFormatException e) {
app.showErrorDialog("Enter a number between 0 and 1 for the confidence level.");
return;
}
if (confidenceLevel <= 0 || confidenceLevel >= 1) {
app.showErrorDialog("Enter a number between 0 and 1 for the confidence level.");
return;
}
}
else {
// get confidence level from dialog
try {
confidenceLevel = 1 - Double.parseDouble(SigTextField.getText());
} catch (NumberFormatException e) {
app.showErrorDialog("Enter a number between 0 and 1 for the significance level.");
return;
}
if (confidenceLevel <= 0 || confidenceLevel >= 1) {
app.showErrorDialog("Enter a number between 0 and 1 for the significance level.");
return;
}
}
heading += " confidence level = " +
String.format("%."+
HelperFunctions.getNumDecimalPlaces(ConfidenceTextField.getText())+"f",
confidenceLevel);
// summary values
if (SummaryRadioButton.isSelected()) {
try {
events1 = Integer.parseInt(Events1TextField.getText());
events2 = Integer.parseInt(Events2TextField.getText());
} catch (NumberFormatException e) {
app.showErrorDialog("Enter an integer for the number of events.");
return;
}
try {
trials1 = Integer.parseInt(Trials1TextField.getText());
trials2 = Integer.parseInt(Trials2TextField.getText());
} catch (NumberFormatException e) {
app.showErrorDialog("Enter an integer for the number of trials.");
return;
}
if (events1 > trials1 || events2 > trials2) {
app.showErrorDialog("The number of events cannot be greater" +
" than the number of trials.");
return;
}
} else {
Vector Vector1 = null, Vector2 = null;
// sample values in one column, labels in another
if (Sample1ColRadioButton.isSelected()) {
// get data for the labels column
String columnLabel = LabelsComboBox.getSelectedItem().toString();
text += "Population labels in " + columnLabel + "
";
if (columnLabel.equals("")) { // no labels column
app.showErrorDialog("Select the column containing category labels.");
return;
}
int column = ParentSpreadsheet.parseColumnNumber(columnLabel);
Vector LabelsVector = ParentSpreadsheet.getColumn(column);
//get data for the sample values column
columnLabel = ValuesComboBox.getSelectedItem().toString();
text += "Samples values in " + columnLabel + "
";
if (columnLabel.equals("")) { // no values column
app.showErrorDialog("Select the column containing sample values.");
return;
}
column = ParentSpreadsheet.parseColumnNumber(columnLabel);
Vector ValuesVector = ParentSpreadsheet.getColumn(column);
// split values into two vectors corresponding to the two categories
try {
Object returnValues[] =
HelperFunctions.splitValuesVectorByLabels(LabelsVector, ValuesVector);
HelperFunctions.printVector((Vector)returnValues[1]);
HelperFunctions.printVector((Vector)returnValues[3]);
text += "Population 1 = " + returnValues[0] + "
";
text += "Population 2 = " + returnValues[2] + "
";
Vector1 = (Vector) returnValues[1];
Vector2 = (Vector) returnValues[3];
} catch (Exception e) {
app.showErrorDialog(e.getMessage());
return;
}
}
// sample values of two populations in separate columns
else if (Sample2ColRadioButton.isSelected()) {
//get data for the two columns of sample values
String columnLabel = Pop1ComboBox.getSelectedItem().toString();
text += "Samples of population 1 in " + columnLabel + "
";
if (columnLabel.equals("")) { // no values column
app.showErrorDialog("Select the column containing sample " +
"values for the first population.");
return;
}
int column = ParentSpreadsheet.parseColumnNumber(columnLabel);
Vector1 = ParentSpreadsheet.getColumn(column);
columnLabel = Pop2ComboBox.getSelectedItem().toString();
text += "Samples of population 2 in " + columnLabel + "
";
if (columnLabel.equals("")) { // no values column
app.showErrorDialog("Select the column containing sample " +
"values for the second population.");
return;
}
column = ParentSpreadsheet.parseColumnNumber(columnLabel);
Vector2 = ParentSpreadsheet.getColumn(column);
}
// split values vector for each population into two
// for each of the two categories
try {
Object Values1[] =
HelperFunctions.splitValuesVector(Vector1);
String cat11 = (String)Values1[0];
String cat12 = (String)Values1[2];
Vector vector11 = (Vector) Values1[1];
Vector vector12 = (Vector) Values1[3];
Object Values2[] =
HelperFunctions.splitValuesVector(Vector2);
String cat21 = (String)Values2[0];
String cat22 = (String)Values2[2];
Vector vector21 = (Vector) Values2[1];
Vector vector22 = (Vector) Values2[3];
// check that the two categories in the two populations are
// the same
if (cat11.equals(cat21) && cat12.equals(cat22)) {
text += "Event = " + cat11;
events1 = vector11.size();
trials1 = vector11.size() + vector12.size();
events2 = vector21.size();
trials2 = vector21.size() + vector22.size();
} else if (cat11.equals(cat22) && cat12.equals(cat21)) {
text += "Event = " + cat11;
events1 = vector11.size();
trials1 = vector11.size() + vector12.size();
events2 = vector22.size();
trials2 = vector21.size() + vector22.size();
} else {
app.showErrorDialog("The two categories in the two " +
"population samples are not the same.");
return;
}
} catch (Exception e) {
app.showErrorDialog(e.getMessage());
return;
}
}
double hyDiff;
// get hypothesized difference
try {
hyDiff = Double.parseDouble(HyTextField.getText());
if (hyDiff > 1 || hyDiff < -1) {
app.showErrorDialog("Hypothesized difference must be " +
"between -1 and 1.");
return;
}
}
catch (NumberFormatException e) {
app.showErrorDialog("Enter a valid number for the hypothesized " +
"proportion difference.");
return;
}
// get type of test
int typeTest = AltComboBox.getSelectedIndex();
double p1 = (double)events1 / trials1;
double p2 = (double)events2 / trials2;
text += "
";
text += " Number of Events Number of trials " +
"Proportion Sample 1 " + events1 + " " + trials1 +
" " + HelperFunctions.formatFloat(p1, 3) + " Sample 2 " + events2 + " " + trials2 +
" " + HelperFunctions.formatFloat(p2, 3) + "
";
text += "Null hypothesis: p1 - p2 = " +
hyDiff + "
";
text += "Alternative hypothesis: p1 - p2 ";
if (typeTest == HypothesisTest.LEFT_TAIL)
text += "<";
else if (typeTest == HypothesisTest.RIGHT_TAIL)
text += ">";
else
text += "≠";
text += hyDiff + "
";
HypothesisTest2Prop ht = new HypothesisTest2Prop(trials1, trials2,
events1, events2, hyDiff, confidenceLevel, typeTest,
PoolCheckBox.isSelected());
text += "
";
text += "Significance Level Critical Value " +
"Test Statistic Z " + "p-Value " +
HelperFunctions.formatFloat(1-confidenceLevel, 2) +
" " + ht.criticalValue()
+ " " + HelperFunctions.formatFloat(ht.testStatistics(), 3)
+ " " + HelperFunctions.formatFloat(ht.pValue(), 4)
+ " ";
if (events1 < 5 || events2 < 5 || (trials1 - events1) < 5 ||
(trials2 - events2) < 5) {
text += "
* WARNING: The sample sizes are too small for normal " +
"approximation to be valid. *
";
}
app.addLogParagraph(heading, text);
app.compoundEdit.end();
app.addCompoundEdit(app.compoundEdit);
setVisible(false);
}//GEN-LAST:event_OKButtonActionPerformed
private void CancelButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_CancelButtonActionPerformed
setVisible(false);
}//GEN-LAST:event_CancelButtonActionPerformed
private void ConfidenceTextFieldFocusLost(java.awt.event.FocusEvent evt) {//GEN-FIRST:event_ConfidenceTextFieldFocusLost
try {
String confString = ConfidenceTextField.getText();
double conf = Double.parseDouble(confString);
double sig = 1.0 - conf;
SigTextField.setText(
String.format("%."+HelperFunctions.getNumDecimalPlaces(confString)+"f", sig));
} catch (NumberFormatException e) {
}
}//GEN-LAST:event_ConfidenceTextFieldFocusLost
private void ConfRadioButtonStateChanged(javax.swing.event.ChangeEvent evt) {//GEN-FIRST:event_ConfRadioButtonStateChanged
if (ConfRadioButton.isSelected()) {
ConfidenceTextField.setEnabled(true);
ConfLabel.setEnabled(true);
} else {
ConfidenceTextField.setEnabled(false);
ConfLabel.setEnabled(false);
}
}//GEN-LAST:event_ConfRadioButtonStateChanged
private void SigRadioButtonStateChanged(javax.swing.event.ChangeEvent evt) {//GEN-FIRST:event_SigRadioButtonStateChanged
if (SigRadioButton.isSelected()) {
SigTextField.setEnabled(true);
SigLabel.setEnabled(true);
} else {
SigTextField.setEnabled(false);
SigLabel.setEnabled(false);
}
}//GEN-LAST:event_SigRadioButtonStateChanged
private void SigTextFieldFocusLost(java.awt.event.FocusEvent evt) {//GEN-FIRST:event_SigTextFieldFocusLost
try {
String sigString = SigTextField.getText();
double sig = Double.parseDouble(sigString);
double conf = 1 - sig;
ConfidenceTextField.setText(
String.format("%."+HelperFunctions.getNumDecimalPlaces(sigString)+"f", conf));
} catch (NumberFormatException e) {
}
}//GEN-LAST:event_SigTextFieldFocusLost
// Variables declaration - do not modify//GEN-BEGIN:variables
private javax.swing.JComboBox AltComboBox;
private javax.swing.JButton CancelButton;
private javax.swing.JLabel ConfLabel;
private javax.swing.JRadioButton ConfRadioButton;
private javax.swing.JTextField ConfidenceTextField;
private javax.swing.JTextField Events1TextField;
private javax.swing.JTextField Events2TextField;
private javax.swing.JTextField HyTextField;
private javax.swing.JComboBox LabelsComboBox;
private javax.swing.JButton OKButton;
private javax.swing.JCheckBox PoolCheckBox;
private javax.swing.JComboBox Pop1ComboBox;
private javax.swing.JComboBox Pop2ComboBox;
private javax.swing.JRadioButton Sample1ColRadioButton;
private javax.swing.JRadioButton Sample2ColRadioButton;
private javax.swing.JLabel SigLabel;
private javax.swing.JPanel SigPanel;
private javax.swing.JRadioButton SigRadioButton;
private javax.swing.JTextField SigTextField;
private javax.swing.JRadioButton SummaryRadioButton;
private javax.swing.JTextField Trials1TextField;
private javax.swing.JTextField Trials2TextField;
private javax.swing.JComboBox ValuesComboBox;
private javax.swing.JLabel jLabel1;
private javax.swing.JLabel jLabel11;
private javax.swing.JLabel jLabel12;
private javax.swing.JLabel jLabel2;
private javax.swing.JLabel jLabel3;
private javax.swing.JLabel jLabel4;
private javax.swing.JLabel jLabel5;
private javax.swing.JLabel jLabel6;
private javax.swing.JLabel jLabel7;
private javax.swing.JLabel jLabel8;
private javax.swing.JPanel jPanel1;
private javax.swing.JPanel jPanel3;
// End of variables declaration//GEN-END:variables
}
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