private void StartTest()
{
// Calculate probability
double probability = double.Parse(this.comboBox2.Text);
probability = probability / 100.0;
// Make FTest
FTestResult result = chart1.DataManipulator.Statistics.FTest(probability, "FirstGroup", "SecondGroup");
// Fill labels with results
this.label1.Text = "First series mean:";
this.label3.Text = result.FirstSeriesMean.ToString("G4");
this.label5.Text = "Second series mean:";
this.label4.Text = result.SecondSeriesMean.ToString("G4");
this.label7.Text = "First series variance:";
this.label6.Text = result.FirstSeriesVariance.ToString("G4");
this.label9.Text = "Second series variance:";
this.label8.Text = result.SecondSeriesVariance.ToString("G4");
this.label11.Text = "F Value:";
this.label10.Text = result.FValue.ToString("G4");
this.label13.Text = "P (F<=f) one-tail:";
this.label12.Text = result.ProbabilityFOneTail.ToString("G4");
this.label15.Text = "F Critical value one-tail:";
this.label14.Text = result.FCriticalValueOneTail.ToString("G4");
FillFDistribution(chart1.Series["FirstGroup"].Points.Count - 1, chart1.Series["SecondGroup"].Points.Count - 1);
// Select regions with different colors for distributions
SelectFDistribution(result.FValue, result.FCriticalValueOneTail);
// Refresh Chart
chart1.Invalidate();
}
public void FTest()
{
FTestResult ftest = BasicStatisticalFormulas.FTest(0.05, this.AssociatedObject.series1, this.AssociatedObject.series2);
this.AssociatedObject.result.Text = "FValue = " + ftest.FValue.ToString() + "\n" +
"F Critical Value on Tail = " + ftest.FCriticalValueOneTail.ToString() + "\n" +
"ProbabilityFOneTail = " + ftest.ProbabilityFOneTail.ToString() + "\n" +
"First Series Mean = " + ftest.FirstSeriesMean.ToString() + "\n" +
"Second Series Mean = " + ftest.SecondSeriesMean.ToString() + "\n" +
"First Series Variance = " + ftest.FirstSeriesVariance.ToString() + "\n" +
"Second Series Variance = " + ftest.SecondSeriesVariance.ToString() + "\n";
}
private void StartTest()
{
// Calculate probability
double probability = double.Parse(DropDownListProbability.SelectedItem.Text);
probability = probability / 100.0;
// Make FTest
FTestResult result = Chart1.DataManipulator.Statistics.FTest(probability, "FirstGroup", "SecondGroup");
// Fill labels with results
TableResults.Rows[0].Cells[1].Text = result.FirstSeriesMean.ToString("G4");
TableResults.Rows[1].Cells[1].Text = result.SecondSeriesMean.ToString("G4");
TableResults.Rows[2].Cells[1].Text = result.FirstSeriesVariance.ToString("G4");
TableResults.Rows[3].Cells[1].Text = result.SecondSeriesVariance.ToString("G4");
TableResults.Rows[4].Cells[1].Text = result.FValue.ToString("G4");
TableResults.Rows[5].Cells[1].Text = result.ProbabilityFOneTail.ToString("G4");
TableResults.Rows[6].Cells[1].Text = result.FCriticalValueOneTail.ToString("G4");
FillFDistribution(Chart1.Series["FirstGroup"].Points.Count - 1, Chart1.Series["SecondGroup"].Points.Count - 1);
// Select regions with different colors for distributions
SelectFDistribution(result.FValue, result.FCriticalValueOneTail);
}
private void tryTAndFTest(String mode)
{
if (modeFirst.Equals("") | modeFirst.Equals(mode))
{
modeFirst = mode;
return;
}
TTestResult resultTTest = dummyChart.DataManipulator.Statistics.TTestPaired(0.3, 0.05, modeFirst, mode);
textBox_Results.AppendText("\r\nTTest for " + modeFirst + "\r\nand " + mode + "\r\nis " + resultTTest.TValue);
textBox_Results.AppendText("\r\nProbability: " + resultTTest.ProbabilityTOneTail);
textBox_Results.AppendText("\r\nCritical TValue: " + resultTTest.TCriticalValueOneTail);
FTestResult resultFTest = dummyChart.DataManipulator.Statistics.FTest(0.05, modeFirst, mode);
textBox_Results.AppendText("\r\nFTest for " + modeFirst + "\r\nand " + mode + "\r\nis " + resultFTest.FValue);
textBox_Results.AppendText("\r\nProbability: " + resultFTest.ProbabilityFOneTail);
textBox_Results.AppendText("\r\nCritical FValue: " + resultFTest.FCriticalValueOneTail);
modeFirst = "";
}
