QtiPlot 0.9.8.2
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00001 /*************************************************************************** 00002 File : ShapiroWilkTest.h 00003 Project : QtiPlot 00004 -------------------------------------------------------------------- 00005 Copyright : (C) 2010 by Ion Vasilief 00006 Email (use @ for *) : ion_vasilief*yahoo.fr 00007 Description : Normality test 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 NORMTEST_H 00030 #define NORMTEST_H 00031 00032 #include <StatisticTest.h> 00033 00035 class ShapiroWilkTest : public StatisticTest 00036 { 00037 Q_OBJECT 00038 00039 public: 00040 ShapiroWilkTest(ApplicationWindow *parent, const QString& sample = QString()); 00041 00042 double w(){return d_w;}; 00043 double statistic(){return d_w;}; 00044 double pValue(){return d_pValue;}; 00045 virtual QString logInfo(); 00046 QString shortLogInfo(); 00047 00048 protected: 00049 QString infoString(bool header = true); 00050 void swilk(int *init, double *x, int *n, int *n1, int *n2, double *a, double *w, double *pw, int *ifault); 00051 static double poly(const double *cc, int nord, double x); 00052 00053 double d_w; 00054 double d_pValue; 00055 }; 00056 00057 #endif