public void VariancePopulation()
{
//====================================================================================================
// Arrange
// reading data from files
sw = Stopwatch.StartNew();
//----------------------------------------------------------------------------------------------------
// Act
double variance_p = (RandSamp1DataTable.Select(i => i.rVAR1)).VariancePopulation();
sw.Stop();
Console.WriteLine($"List<double>.VariancePopulation()");
Console.WriteLine($" variance = {variance_p}");
Console.WriteLine($" size = {(RandSamp1DataTable.Select(i => i.rVAR1)).Count()}");
Console.WriteLine($" elapsed[ticks] = {sw.ElapsedTicks}");
Console.WriteLine($" elapsed[ms] = {sw.Elapsed.TotalMilliseconds}");
sw.Reset();
//----------------------------------------------------------------------------------------------------
// Assert
#if NUNIT
Assert.AreEqual(382.23856, variance_p, 0.00001);
#elif XUNIT
Assert.Equal(382.23856, variance_p, 5);
#elif MSTEST
#endif
//====================================================================================================
return;
}
public void StandardDeviationSample()
{
//====================================================================================================
// Arrange
// reading data from files
sw = Stopwatch.StartNew();
//----------------------------------------------------------------------------------------------------
// Act
double standard_deviation_s = (RandSamp1DataTable.Select(i => i.rVAR1)).StandardDeviationSample();
sw.Stop();
Console.WriteLine($"List<double>.StandardDeviationSample()");
Console.WriteLine($" standard_deviation = {standard_deviation_s}");
Console.WriteLine($" size = {(RandSamp1DataTable.Select(i => i.rVAR1)).Count()}");
Console.WriteLine($" elapsed[ticks] = {sw.ElapsedTicks}");
Console.WriteLine($" elapsed[ms] = {sw.Elapsed.TotalMilliseconds}");
sw.Reset();
//----------------------------------------------------------------------------------------------------
// Assert
#if NUNIT
Assert.AreEqual(19.75, standard_deviation_s, 0.001);
#elif XUNIT
Assert.Equal(19.749, standard_deviation_s, 3);
#elif MSTEST
#endif
//====================================================================================================
return;
}
public void Frequencies()
{
//====================================================================================================
// Arrange
// reading data from files
sw = Stopwatch.StartNew();
//----------------------------------------------------------------------------------------------------
// Act
IEnumerable <KeyValuePair <double, (uint FrequencyAbsolute, double FrequencyRelative, uint FrequencyCumulative)> > f;
f = (RandSamp1DataTable.Select(i => i.rVAR1)).Frequencies();
sw.Stop();
Console.WriteLine($"List<double>.Frequencies()");
Console.WriteLine($" quencies.Count = {f.Count()}");
Console.WriteLine($" size = {(RandSamp1DataTable.Select(i => i.rVAR1)).Count()}");
Console.WriteLine($" elapsed[ticks] = {sw.ElapsedTicks}");
Console.WriteLine($" elapsed[ms] = {sw.Elapsed.TotalMilliseconds}");
sw.Reset();
//----------------------------------------------------------------------------------------------------
// Assert
#if NUNIT
#elif XUNIT
#elif MSTEST
#endif
//====================================================================================================
return;
}
public void Modes()
{
//====================================================================================================
// Arrange
// reading data from files
sw = Stopwatch.StartNew();
//----------------------------------------------------------------------------------------------------
// Act
List <double> modes = (RandSamp1DataTable.Select(i => i.rVAR1)).Modes();
sw.Stop();
Console.WriteLine($"List<double>.Modes()");
Console.WriteLine($" modes = {modes}");
Console.WriteLine($" size = {(RandSamp1DataTable.Select(i => i.rVAR1)).Count()}");
Console.WriteLine($" elapsed[ticks] = {sw.ElapsedTicks}");
Console.WriteLine($" elapsed[ms] = {sw.Elapsed.TotalMilliseconds}");
sw.Reset();
//----------------------------------------------------------------------------------------------------
// Assert
#if NUNIT
#elif XUNIT
#elif MSTEST
#endif
//====================================================================================================
return;
}
public void MeanArithmetic()
{
//====================================================================================================
// Arrange
// reading data from files
sw = Stopwatch.StartNew();
//----------------------------------------------------------------------------------------------------
// Act
double mean_arithmetic = (RandSamp1DataTable.Select(i => i.rVAR1)).MeanArithmetic();
sw.Stop();
Console.WriteLine($"List<double>.MeanArithmetic()");
Console.WriteLine($" mean_arithmetic = {mean_arithmetic}");
Console.WriteLine($" size = {(RandSamp1DataTable.Select(i => i.rVAR1)).Count()}");
Console.WriteLine($" elapsed[ticks] = {sw.ElapsedTicks}");
Console.WriteLine($" elapsed[ms] = {sw.Elapsed.TotalMilliseconds}");
sw.Reset();
//----------------------------------------------------------------------------------------------------
// Assert
#if NUNIT
Assert.AreEqual(180.8814, mean_arithmetic, 0.00001);
#elif XUNIT
Assert.Equal(180.8814, mean_arithmetic, 5);
#elif MSTEST
Assert.AreEqual(180.8814, mean_arithmetic, 0.00001);
#endif
//====================================================================================================
return;
}
public void MeanGeometric_Exception()
{
#if NUNIT
// System.OverflowException : Arithmetic operation resulted in an overflow.
Assert.Throws <System.OverflowException>
(
() =>
{
// TODO: System.InvalidCastException : Specified cast is not valid.
decimal mean_deomatric_decimal = ((RandSamp1DataTable.Select(i => i.rVAR1)).Select(x_i => (decimal)x_i)).MeanGeometric();
}
);
#elif XUNIT
// System.OverflowException : Arithmetic operation resulted in an overflow.
Assert.Throws <System.OverflowException>
(
() =>
{
// TODO: System.InvalidCastException : Specified cast is not valid.
decimal mean_deomatric_decimal = ((RandSamp1DataTable.Select(i => i.rVAR1)).Select(x_i => (decimal)x_i)).MeanGeometric();
}
);
#elif MSTEST
#endif
return;
}
public void MeanGeometric()
{
//====================================================================================================
// Arrange
// reading data from files
sw = Stopwatch.StartNew();
//----------------------------------------------------------------------------------------------------
// Act
double mean_geometric = (RandSamp1DataTable.Select(i => i.rVAR1)).MeanGeometric();
sw.Stop();
Console.WriteLine($"List<double>.MeanGeometric()");
Console.WriteLine($" mean_geometric = {mean_geometric}");
Console.WriteLine($" size = {(RandSamp1DataTable.Select(i => i.rVAR1)).Count()}");
Console.WriteLine($" elapsed[ticks] = {sw.ElapsedTicks}");
Console.WriteLine($" elapsed[ms] = {sw.Elapsed.TotalMilliseconds}");
sw.Reset();
//----------------------------------------------------------------------------------------------------
// Assert
#if NUNIT
Assert.That(!Double.IsInfinity(mean_geometric));
Assert.AreEqual(179.7796, mean_geometric, 0.0001);
#elif XUNIT
Assert.True(!Double.IsInfinity(mean_geometric));
Assert.Equal(179.7797, mean_geometric, 4);
#elif MSTEST
#endif
//====================================================================================================
return;
}
