One Sample T-Test - Revision history

Tdlee: Text replacement - "{{translate|pageName=http://wiki.stat.ucla.edu/socr/" to ""{{translate|pageName=http://wiki.socr.umich.edu/"

2020-03-03T19:42:55Z

Text replacement - "{{translate|pageName=http://wiki.stat.ucla.edu/socr/" to ""{{translate|pageName=http://wiki.socr.umich.edu/"

IvoDinov at 15:44, 22 January 2007

2007-01-22T15:44:39Z

Annie at 00:22, 22 January 2007

2007-01-22T00:22:56Z

New page

<pre>
/*

January 2007. Annie Che <chea@stat.ucla.edu>. UCLA Statistics.

Source of example data:
Mathematical Statistics and Data Analysis, John Rice, Second Edition.
Page 390, example A, determination of the laten heat of fusion of ice.

*/
package edu.ucla.stat.SOCR.analyses.example;

import java.util.HashMap;
import edu.ucla.stat.SOCR.analyses.data.Data;
import edu.ucla.stat.SOCR.analyses.data.DataType;
import edu.ucla.stat.SOCR.analyses.result.OneTResult;

public class OneTExample {
public static void main(String args[]) {
double[] soloVariable = {93,67,77,92,97,62,136,120,115,104,115,121,102,130, 198,217,209,221,190};

// you'll need to instantiate a data instance first.
Data data = new Data();

//data.appendX("score", score, DataType.FACTOR);
data.appendY("SoloVariable", soloVariable, DataType.QUANTITATIVE);

// then use the following line to get the result.
try {
OneTResult result =
(OneTResult) data.modelOneT(soloVariable);

if (result != null) {

// Getting the model's parameter estiamtes and statistics.
double sampleMean = result.getSampleMean();
double sampleVar = result.getSampleVariance();

int degreesFreedome = result.getDF();

System.out.println("sample mean = " + sampleMean);
System.out.println("sample variance = " + sampleVar);
System.out.println("degrees of freedom = " + degreesFreedome);

}
} catch (Exception e) {
System.out.println(e);
}
}
}
</pre>

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