import static java.lang.System.out;

import java.util.*;

import javastat.*;

import javastat.eda.*;

import static javastat.util.Output.*;

/**

*

* <p>Example: class QualitativeDataAnalysis.</p>

*/

public class QualitativeDataAnalysisExample

{

public static void main(String arg[])

{

String[] testdata1 =

{"IBM", "Compaq", "Apple", "Packard Bell",

"Gateway 2000", "IBM", "Apple", "Packard Bell",

"Packard Bell", "Gateway 2000", "Compaq",

"Compaq", "Apple", "Compaq", "Apple",

"Apple", "Apple", "IBM", "IBM", "Apple",

"Compaq", "Packard Bell", "IBM", "Compaq",

"Apple", "Apple", "Compaq", "Gateway 2000",

"Packard Bell", "IBM", "IBM", "Gateway 2000",

"Apple", "IBM", "Packard Bell", "Packard Bell",

"Gateway 2000", "Compaq", "Compaq", "Apple",

"IBM", "Packard Bell", "Compaq", "Packard Bell",

"Compaq", "Packard Bell", "Compaq", "Apple",

"Packard Bell", "Apple"};

QualitativeDataAnalysis testclass1 = new QualitativeDataAnalysis(

testdata1);

String[] dataValues = testclass1.dataValues;

String[] frequency = testclass1.frequency;

QualitativeDataAnalysis testclass2 = new QualitativeDataAnalysis();

dataValues = testclass2.frequencyTable(testdata1)[0];

frequency = testclass2.frequencyTable(testdata1)[1];

Hashtable argument = new Hashtable();

StatisticalAnalysis testclass3 =

new QualitativeDataAnalysis(argument, testdata1).

statisticalAnalysis;

dataValues = (String[]) testclass3.output.get(DATA_VALUES);

frequency = (String[]) testclass3.output.get(FREQUENCY);

QualitativeDataAnalysis testclass4 = new QualitativeDataAnalysis(

argument, null);

String[] category = new String[] {"Apple", "IBM", "OTHER"};

dataValues = testclass4.frequencyTable(

argument, category, testdata1)[0];

frequency = testclass4.

frequencyTable(argument, category, testdata1)[1];

}

}

Results:

Based on non-null constructor:

IBM: 9 Compaq: 12 Apple: 13 Packard Bell: 11 Gateway 2000: 5

{FREQUENCY=[Ljava.lang.String;@1b67f74,

FREQUENCY_TABLE=[[Ljava.lang.String;@69b332,

DATA_VALUES=[Ljava.lang.String;@173a10f}

Based on null constructor:

IBM: 9 Compaq: 12 Apple: 13 Packard Bell: 11 Gateway 2000: 5

{FREQUENCY=[Ljava.lang.String;@530daa,

FREQUENCY_TABLE=[[Ljava.lang.String;@a62fc3,

DATA_VALUES=[Ljava.lang.String;@89ae9e}

See also:

Summarizing Qualitative Data