QtiPlot  0.9.8.2
StatisticTest.h
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00001 /***************************************************************************
00002     File                 : StatisticTest.h
00003     Project              : QtiPlot
00004     --------------------------------------------------------------------
00005     Copyright            : (C) 2010 by Ion Vasilief
00006     Email (use @ for *)  : ion_vasilief*yahoo.fr
00007     Description          : Base class for statistic tests
00008 
00009  ***************************************************************************/
00010 
00011 /***************************************************************************
00012  *                                                                         *
00013  *  This program is free software; you can redistribute it and/or modify   *
00014  *  it under the terms of the GNU General Public License as published by   *
00015  *  the Free Software Foundation; either version 2 of the License, or      *
00016  *  (at your option) any later version.                                    *
00017  *                                                                         *
00018  *  This program is distributed in the hope that it will be useful,        *
00019  *  but WITHOUT ANY WARRANTY; without even the implied warranty of         *
00020  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the          *
00021  *  GNU General Public License for more details.                           *
00022  *                                                                         *
00023  *   You should have received a copy of the GNU General Public License     *
00024  *   along with this program; if not, write to the Free Software           *
00025  *   Foundation, Inc., 51 Franklin Street, Fifth Floor,                    *
00026  *   Boston, MA  02110-1301  USA                                           *
00027  *                                                                         *
00028  ***************************************************************************/
00029 #ifndef STATISTICTEST_H
00030 #define STATISTICTEST_H
00031 
00032 #include <Statistics.h>
00033 
00034 class Table;
00035 
00037 class StatisticTest : public Statistics
00038 {
00039     Q_OBJECT
00040 
00041     public:
00042         enum Tail{Left = 0, Right = 1, Both = 2};
00043         enum TestType{StudentTest = 0, NormalityTest = 1, ChiSquareTest = 2, AnovaTest = 3};
00044 
00045         StatisticTest(ApplicationWindow *parent, double testValue = 0.0, double level = 0.05, const QString& sample = QString());
00046         void setTail(const Tail& tail){d_tail = tail;};
00047         void setTestValue(double val){d_test_val = val;};
00048         void showDescriptiveStatistics(bool show = true){d_descriptive_statistics = show;};
00049 
00050         void setSignificanceLevel(double s){
00051             if (s < 0.0 || s > 1.0)
00052                 return;
00053             d_significance_level = s;
00054         }
00055 
00056         virtual QString logInfo(){return Statistics::logInfo();};
00057         virtual double statistic(){return 0.0;};
00058         virtual double pValue(){return 0.0;};
00060         virtual double lcl(double){return 0.0;};
00062         virtual double ucl(double){return 0.0;};
00063 
00065         virtual Table *resultTable(const QString& name = QString());
00066         virtual void outputResultsTo(Table *);
00067 
00068     protected:
00069         double d_test_val;
00070         double d_significance_level;
00071         int d_tail;
00072         bool d_descriptive_statistics;
00073 };
00074 
00075 #endif