tools_shapiro_wilk.cs

Using the Shapiro-Wilk W test algorithm.

/*
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# file: tools_shapiro_wilk.cs                                                #
# 'msparser' toolkit example code                                            #
##############################################################################
# COPYRIGHT NOTICE                                                           #
# Copyright 1998-2015 Matrix Science Limited  All Rights Reserved.           #
#                                                                            #
##############################################################################
#    $Source: parser/examples/test_csharp/tools_shapiro_wilk.cs $                                #
#     $Author: villek@matrixscience.com $                                                    #
#       $Date: 2018-07-30 16:23:53 +0100 $                                         #
#   $Revision: 1b450440f9c97e1e41d0fc6016a27d68951d4532 | MSPARSER_REL_3_0_0-2024-09-24-0-g93ebaeb4f4 $                                                         #
# $NoKeywords::                                                            $ #
##############################################################################
*/
using System;
using matrix_science.msparser;
 
namespace MsParserExamples
{
    class tools_shapiro_wilk
    {
        public static void Main(string[] argv)
        {
            ms_shapiro_wilk sw = new ms_shapiro_wilk();
            sw.appendSampleValue(-0.1420);
            sw.appendSampleValue(-0.1184);
            sw.appendSampleValue(-0.0583);
            sw.appendSampleValue(-0.0402);
            sw.appendSampleValue(-0.0363);
            sw.appendSampleValue(-0.0363);
            sw.appendSampleValue(-0.0348);
            sw.appendSampleValue(-0.0333);
            sw.appendSampleValue(-0.0222);
            sw.appendSampleValue(-0.0139);
            sw.appendSampleValue(-0.0114);
            sw.appendSampleValue(-0.0042);
            sw.appendSampleValue(-0.0036);
            sw.appendSampleValue(-0.0026);
            sw.appendSampleValue( 0.0000);
            sw.appendSampleValue( 0.0016);
            sw.appendSampleValue( 0.0058);
            sw.appendSampleValue( 0.0077);
            sw.appendSampleValue( 0.0084);
            sw.appendSampleValue( 0.0102);
            sw.appendSampleValue( 0.0132);
            sw.appendSampleValue( 0.0172);
            sw.appendSampleValue( 0.0180);
            sw.appendSampleValue( 0.0191);
            sw.appendSampleValue( 0.0194);
            sw.appendSampleValue( 0.0200);
            sw.appendSampleValue( 0.0246);
            sw.appendSampleValue( 0.0293);
            sw.appendSampleValue( 0.0533);
            sw.appendSampleValue( 0.0987);
 
            sw.calculate(30, 30, 15);
            string format = "{0} W = {1:0.######} and P = {2:0.######}{3}";
            Console.WriteLine(format, "Test should give", 0.892184, 0.0054, "");
            Console.WriteLine(format, "Results:", sw.getResult(), sw.getPValue(), "; error code = " + sw.getErrorCode());
        }
    }
}
 
/*
tools_shapiro_wilk.exe
Will give the following output:
 
Test should give W = 0.892184 and P = 0.0054
Results: W = 0.892184 and P = 0.005437; error code = 0
*/