Index: Demo/Ringtoets/test/Demo.Ringtoets.Test/Commands/AddNewDemoAssessmentSectionCommandTest.cs
===================================================================
diff -u -re2e6d944af7b0cea6c9c34e77bd0644149526c37 -r2fa47cd04602f934423a03259178a8de32cae17d
--- Demo/Ringtoets/test/Demo.Ringtoets.Test/Commands/AddNewDemoAssessmentSectionCommandTest.cs	(.../AddNewDemoAssessmentSectionCommandTest.cs)	(revision e2e6d944af7b0cea6c9c34e77bd0644149526c37)
+++ Demo/Ringtoets/test/Demo.Ringtoets.Test/Commands/AddNewDemoAssessmentSectionCommandTest.cs	(.../AddNewDemoAssessmentSectionCommandTest.cs)	(revision 2fa47cd04602f934423a03259178a8de32cae17d)
@@ -204,8 +204,8 @@
             Assert.AreEqual(-0.233, calculation.Output.HeaveZValue, 1e-3);
             Assert.AreEqual(3.377, calculation.Output.UpliftFactorOfSafety, 1e-3);
             Assert.AreEqual(7.358, calculation.Output.UpliftZValue, 1e-3);
-            Assert.AreEqual(0.408, calculation.Output.SellmeijerFactorOfSafety, 1e-3);
-            Assert.AreEqual(-1.588, calculation.Output.SellmeijerZValue, 1e-3);
+            Assert.AreEqual(0.4305734, calculation.Output.SellmeijerFactorOfSafety, 1e-3);
+            Assert.AreEqual(-1.5272019, calculation.Output.SellmeijerZValue, 1e-3);
         }
 
         private static void AssertExpectedPipingInput(PipingInput inputParameters)
@@ -232,9 +232,9 @@
                             GetAccuracy(inputParameters.DampingFactorExit));
             Assert.AreEqual(1.355, PipingSemiProbabilisticDesignValueFactory.GetPhreaticLevelExit(inputParameters).GetDesignValue(),
                             GetAccuracy(inputParameters.PhreaticLevelExit));
-            Assert.AreEqual(0.011, PipingSemiProbabilisticDesignValueFactory.GetDiameter70(inputParameters).GetDesignValue(),
+            Assert.AreEqual(0.011453, PipingSemiProbabilisticDesignValueFactory.GetDiameter70(inputParameters).GetDesignValue(),
                             GetAccuracy(inputParameters.Diameter70));
-            Assert.AreEqual(2.347, PipingSemiProbabilisticDesignValueFactory.GetDarcyPermeability(inputParameters).GetDesignValue(),
+            Assert.AreEqual(2.345279, PipingSemiProbabilisticDesignValueFactory.GetDarcyPermeability(inputParameters).GetDesignValue(),
                             GetAccuracy(inputParameters.DarcyPermeability));
 
             Assert.AreEqual(4.45, inputParameters.PiezometricHeadExit, 1e-2);
Index: Ringtoets/Piping/src/Ringtoets.Piping.Data/PipingInput.cs
===================================================================
diff -u -r45fe200a6eefad8dcfa977673179c8d24f6ab766 -r2fa47cd04602f934423a03259178a8de32cae17d
--- Ringtoets/Piping/src/Ringtoets.Piping.Data/PipingInput.cs	(.../PipingInput.cs)	(revision 45fe200a6eefad8dcfa977673179c8d24f6ab766)
+++ Ringtoets/Piping/src/Ringtoets.Piping.Data/PipingInput.cs	(.../PipingInput.cs)	(revision 2fa47cd04602f934423a03259178a8de32cae17d)
@@ -81,8 +81,8 @@
                 Mean = (RoundedDouble)17.5,
                 StandardDeviation = (RoundedDouble)0
             };
-            diameter70 = new LogNormalDistribution(2);
-            darcyPermeability = new LogNormalDistribution(3);
+            diameter70 = new LogNormalDistribution(6);
+            darcyPermeability = new LogNormalDistribution(6);
         }
 
         /// <summary>
Index: Ringtoets/Piping/test/Ringtoets.Piping.Data.Test/PipingInputTest.cs
===================================================================
diff -u -r775077965de8db55e76ff3ef1f050d7007a8b4e7 -r2fa47cd04602f934423a03259178a8de32cae17d
--- Ringtoets/Piping/test/Ringtoets.Piping.Data.Test/PipingInputTest.cs	(.../PipingInputTest.cs)	(revision 775077965de8db55e76ff3ef1f050d7007a8b4e7)
+++ Ringtoets/Piping/test/Ringtoets.Piping.Data.Test/PipingInputTest.cs	(.../PipingInputTest.cs)	(revision 2fa47cd04602f934423a03259178a8de32cae17d)
@@ -73,18 +73,18 @@
             Assert.IsInstanceOf<LogNormalDistribution>(inputParameters.Diameter70);
             Assert.AreEqual(defaultLogNormalMean, inputParameters.Diameter70.Mean,
                             GetErrorTolerance(inputParameters.Diameter70.Mean));
-            Assert.AreEqual(2, inputParameters.Diameter70.Mean.NumberOfDecimalPlaces);
+            Assert.AreEqual(6, inputParameters.Diameter70.Mean.NumberOfDecimalPlaces);
             Assert.AreEqual(defaultLogNormalStandardDev, inputParameters.Diameter70.StandardDeviation,
                             GetErrorTolerance(inputParameters.Diameter70.StandardDeviation));
-            Assert.AreEqual(2, inputParameters.Diameter70.StandardDeviation.NumberOfDecimalPlaces);
+            Assert.AreEqual(6, inputParameters.Diameter70.StandardDeviation.NumberOfDecimalPlaces);
 
             Assert.IsInstanceOf<LogNormalDistribution>(inputParameters.DarcyPermeability);
             Assert.AreEqual(defaultLogNormalMean, inputParameters.DarcyPermeability.Mean,
                             GetErrorTolerance(inputParameters.DarcyPermeability.Mean));
-            Assert.AreEqual(3, inputParameters.DarcyPermeability.Mean.NumberOfDecimalPlaces);
+            Assert.AreEqual(6, inputParameters.DarcyPermeability.Mean.NumberOfDecimalPlaces);
             Assert.AreEqual(defaultLogNormalStandardDev, inputParameters.DarcyPermeability.StandardDeviation,
                             GetErrorTolerance(inputParameters.DarcyPermeability.StandardDeviation));
-            Assert.AreEqual(3, inputParameters.DarcyPermeability.StandardDeviation.NumberOfDecimalPlaces);
+            Assert.AreEqual(6, inputParameters.DarcyPermeability.StandardDeviation.NumberOfDecimalPlaces);
 
             Assert.IsNull(inputParameters.SurfaceLine);
             Assert.IsNull(inputParameters.StochasticSoilModel);
@@ -420,10 +420,10 @@
             // Assert
             Assert.AreSame(originalDiameter70, inputs.Diameter70,
                            "Stochast instance hasn't changed to 'newValue'.");
-            Assert.AreEqual(2, originalDiameter70.Mean.NumberOfDecimalPlaces);
-            Assert.AreEqual(8.89, originalDiameter70.Mean.Value);
-            Assert.AreEqual(2, originalDiameter70.StandardDeviation.NumberOfDecimalPlaces);
-            Assert.AreEqual(9.14, originalDiameter70.StandardDeviation.Value);
+            Assert.AreEqual(6, originalDiameter70.Mean.NumberOfDecimalPlaces);
+            Assert.AreEqual(8.8887999, originalDiameter70.Mean.Value, originalDiameter70.Mean.GetAccuracy());
+            Assert.AreEqual(6, originalDiameter70.StandardDeviation.NumberOfDecimalPlaces);
+            Assert.AreEqual(9.1436299, originalDiameter70.StandardDeviation.Value, originalDiameter70.StandardDeviation.GetAccuracy());
         }
 
         [Test]
@@ -445,10 +445,10 @@
             // Assert
             Assert.AreSame(originalDarcyPermeability, inputs.DarcyPermeability,
                            "Stochast instance hasn't changed to 'newValue'.");
-            Assert.AreEqual(3, originalDarcyPermeability.Mean.NumberOfDecimalPlaces);
-            Assert.AreEqual(1.938, originalDarcyPermeability.Mean.Value);
-            Assert.AreEqual(3, originalDarcyPermeability.StandardDeviation.NumberOfDecimalPlaces);
-            Assert.AreEqual(859.490, originalDarcyPermeability.StandardDeviation.Value);
+            Assert.AreEqual(6, originalDarcyPermeability.Mean.NumberOfDecimalPlaces);
+            Assert.AreEqual(1.9375300, originalDarcyPermeability.Mean.Value, originalDarcyPermeability.Mean.GetAccuracy());
+            Assert.AreEqual(6, originalDarcyPermeability.StandardDeviation.NumberOfDecimalPlaces);
+            Assert.AreEqual(859.4902799, originalDarcyPermeability.StandardDeviation.Value, originalDarcyPermeability.StandardDeviation.GetAccuracy());
         }
 
         [Test]