diff --git a/src/test/org/apache/commons/math/stat/univariate/moment/FirstMomentTest.java b/src/test/org/apache/commons/math/stat/univariate/moment/FirstMomentTest.java
index 9b69606d7..3e8471005 100644
--- a/src/test/org/apache/commons/math/stat/univariate/moment/FirstMomentTest.java
+++ b/src/test/org/apache/commons/math/stat/univariate/moment/FirstMomentTest.java
@@ -20,7 +20,7 @@ import org.apache.commons.math.stat.univariate.UnivariateStatistic;
 
 /**
  * Test cases for the {@link UnivariateStatistic} class.
- * @version $Revision: 1.1 $ $Date: 2004/04/27 16:42:33 $
+ * @version $Revision: 1.2 $ $Date: 2004/06/17 21:37:05 $
  */
 public class FirstMomentTest extends StorelessUnivariateStatisticAbstractTest{
 
@@ -38,11 +38,7 @@ public class FirstMomentTest extends StorelessUnivariateStatisticAbstractTest{
      * @see org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest#getUnivariateStatistic()
      */
     public UnivariateStatistic getUnivariateStatistic() {
-       
-        if(stat == null)
-            stat = new FirstMoment();
-            
-        return stat;
+        return new FirstMoment();
     }
 
     /**
diff --git a/src/test/org/apache/commons/math/stat/univariate/moment/GeometricMeanTest.java b/src/test/org/apache/commons/math/stat/univariate/moment/GeometricMeanTest.java
index ed10c1143..bad3cb3de 100644
--- a/src/test/org/apache/commons/math/stat/univariate/moment/GeometricMeanTest.java
+++ b/src/test/org/apache/commons/math/stat/univariate/moment/GeometricMeanTest.java
@@ -23,7 +23,7 @@ import org.apache.commons.math.stat.univariate.UnivariateStatistic;
 
 /**
  * Test cases for the {@link UnivariateStatistic} class.
- * @version $Revision: 1.9 $ $Date: 2004/02/21 21:35:18 $
+ * @version $Revision: 1.10 $ $Date: 2004/06/17 21:37:05 $
  */
 public class GeometricMeanTest extends StorelessUnivariateStatisticAbstractTest{
 
@@ -46,11 +46,7 @@ public class GeometricMeanTest extends StorelessUnivariateStatisticAbstractTest{
      * @see org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest#getUnivariateStatistic()
      */
     public UnivariateStatistic getUnivariateStatistic() {
-       
-        if(stat == null)
-            stat = new GeometricMean();
-            
-        return stat;
+        return new GeometricMean();
     }
 
     /* (non-Javadoc)
diff --git a/src/test/org/apache/commons/math/stat/univariate/moment/KurtosisTest.java b/src/test/org/apache/commons/math/stat/univariate/moment/KurtosisTest.java
index 685dc206e..1668f1fdc 100644
--- a/src/test/org/apache/commons/math/stat/univariate/moment/KurtosisTest.java
+++ b/src/test/org/apache/commons/math/stat/univariate/moment/KurtosisTest.java
@@ -23,7 +23,7 @@ import org.apache.commons.math.stat.univariate.UnivariateStatistic;
 
 /**
  * Test cases for the {@link UnivariateStatistic} class.
- * @version $Revision: 1.10 $ $Date: 2004/02/21 21:35:18 $
+ * @version $Revision: 1.11 $ $Date: 2004/06/17 21:37:05 $
  */
 public class KurtosisTest extends StorelessUnivariateStatisticAbstractTest{
 
@@ -46,11 +46,7 @@ public class KurtosisTest extends StorelessUnivariateStatisticAbstractTest{
      * @see org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest#getUnivariateStatistic()
      */
     public UnivariateStatistic getUnivariateStatistic() {
-       
-        if(stat == null)
-            stat = new Kurtosis();
-            
-        return stat;
+        return new Kurtosis();
     }
 
     /* (non-Javadoc)
diff --git a/src/test/org/apache/commons/math/stat/univariate/moment/MeanTest.java b/src/test/org/apache/commons/math/stat/univariate/moment/MeanTest.java
index ebf0bf271..2649c2372 100644
--- a/src/test/org/apache/commons/math/stat/univariate/moment/MeanTest.java
+++ b/src/test/org/apache/commons/math/stat/univariate/moment/MeanTest.java
@@ -23,7 +23,7 @@ import org.apache.commons.math.stat.univariate.UnivariateStatistic;
 
 /**
  * Test cases for the {@link UnivariateStatistic} class.
- * @version $Revision: 1.10 $ $Date: 2004/02/21 21:35:18 $
+ * @version $Revision: 1.11 $ $Date: 2004/06/17 21:37:05 $
  */
 public class MeanTest extends StorelessUnivariateStatisticAbstractTest{
 
@@ -46,11 +46,7 @@ public class MeanTest extends StorelessUnivariateStatisticAbstractTest{
      * @see org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest#getUnivariateStatistic()
      */
     public UnivariateStatistic getUnivariateStatistic() {
-       
-        if(stat == null)
-            stat = new Mean();
-            
-        return stat;
+        return new Mean();
     }
 
     /* (non-Javadoc)
diff --git a/src/test/org/apache/commons/math/stat/univariate/moment/SkewnessTest.java b/src/test/org/apache/commons/math/stat/univariate/moment/SkewnessTest.java
index d9417e98e..70df7622b 100644
--- a/src/test/org/apache/commons/math/stat/univariate/moment/SkewnessTest.java
+++ b/src/test/org/apache/commons/math/stat/univariate/moment/SkewnessTest.java
@@ -24,7 +24,7 @@ import org.apache.commons.math.stat.univariate.UnivariateStatistic;
 /**
  * Test cases for the {@link UnivariateStatistic} class.
  * 
- * @version $Revision: 1.10 $ $Date: 2004/02/21 21:35:18 $
+ * @version $Revision: 1.11 $ $Date: 2004/06/17 21:37:05 $
  */
 public class SkewnessTest extends StorelessUnivariateStatisticAbstractTest{
 
@@ -41,11 +41,7 @@ public class SkewnessTest extends StorelessUnivariateStatisticAbstractTest{
      * @see org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest#getUnivariateStatistic()
      */
     public UnivariateStatistic getUnivariateStatistic() {
-       
-        if(stat == null)
-            stat = new Skewness();
-            
-        return stat;
+        return new Skewness();
     }
 
     public static Test suite() {
diff --git a/src/test/org/apache/commons/math/stat/univariate/moment/StandardDeviationTest.java b/src/test/org/apache/commons/math/stat/univariate/moment/StandardDeviationTest.java
index 2f61067ba..c71daf582 100644
--- a/src/test/org/apache/commons/math/stat/univariate/moment/StandardDeviationTest.java
+++ b/src/test/org/apache/commons/math/stat/univariate/moment/StandardDeviationTest.java
@@ -24,7 +24,7 @@ import org.apache.commons.math.stat.univariate.UnivariateStatistic;
 /**
  * Test cases for the {@link UnivariateStatistic} class.
  * 
- * @version $Revision: 1.10 $ $Date: 2004/02/21 21:35:18 $
+ * @version $Revision: 1.11 $ $Date: 2004/06/17 21:37:05 $
  */
 public class StandardDeviationTest extends StorelessUnivariateStatisticAbstractTest{
 
@@ -41,11 +41,7 @@ public class StandardDeviationTest extends StorelessUnivariateStatisticAbstractT
      * @see org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest#getUnivariateStatistic()
      */
     public UnivariateStatistic getUnivariateStatistic() {
-       
-        if(stat == null)
-            stat = new StandardDeviation();
-            
-        return stat;
+        return new StandardDeviation();
     }
 
     public static Test suite() {
diff --git a/src/test/org/apache/commons/math/stat/univariate/moment/VarianceTest.java b/src/test/org/apache/commons/math/stat/univariate/moment/VarianceTest.java
index 6940031ad..18c6e785c 100644
--- a/src/test/org/apache/commons/math/stat/univariate/moment/VarianceTest.java
+++ b/src/test/org/apache/commons/math/stat/univariate/moment/VarianceTest.java
@@ -24,7 +24,7 @@ import org.apache.commons.math.stat.univariate.UnivariateStatistic;
 /**
  * Test cases for the {@link UnivariateStatistic} class.
  * 
- * @version $Revision: 1.10 $ $Date: 2004/02/21 21:35:18 $
+ * @version $Revision: 1.11 $ $Date: 2004/06/17 21:37:05 $
  */
 public class VarianceTest extends StorelessUnivariateStatisticAbstractTest{
 
@@ -41,11 +41,7 @@ public class VarianceTest extends StorelessUnivariateStatisticAbstractTest{
      * @see org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest#getUnivariateStatistic()
      */
     public UnivariateStatistic getUnivariateStatistic() {
-       
-        if(stat == null)
-            stat = new Variance();
-            
-        return stat;
+        return new Variance();
     }
 
     public static Test suite() {
diff --git a/src/test/org/apache/commons/math/stat/univariate/rank/MaxTest.java b/src/test/org/apache/commons/math/stat/univariate/rank/MaxTest.java
index f94007844..f5b62a3ba 100644
--- a/src/test/org/apache/commons/math/stat/univariate/rank/MaxTest.java
+++ b/src/test/org/apache/commons/math/stat/univariate/rank/MaxTest.java
@@ -23,7 +23,7 @@ import org.apache.commons.math.stat.univariate.UnivariateStatistic;
 
 /**
  * Test cases for the {@link UnivariateStatistic} class.
- * @version $Revision: 1.10 $ $Date: 2004/02/21 21:35:18 $
+ * @version $Revision: 1.11 $ $Date: 2004/06/17 21:37:05 $
  */
 public class MaxTest extends StorelessUnivariateStatisticAbstractTest{
 
@@ -46,11 +46,7 @@ public class MaxTest extends StorelessUnivariateStatisticAbstractTest{
      * @see org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest#getUnivariateStatistic()
      */
     public UnivariateStatistic getUnivariateStatistic() {
-       
-        if(stat == null)
-            stat = new Max();
-            
-        return stat;
+        return new Max();
     }
 
     /* (non-Javadoc)
diff --git a/src/test/org/apache/commons/math/stat/univariate/rank/MedianTest.java b/src/test/org/apache/commons/math/stat/univariate/rank/MedianTest.java
index c9491d848..682fbde6a 100644
--- a/src/test/org/apache/commons/math/stat/univariate/rank/MedianTest.java
+++ b/src/test/org/apache/commons/math/stat/univariate/rank/MedianTest.java
@@ -23,7 +23,7 @@ import org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest;
 
 /**
  * Test cases for the {@link UnivariateStatistic} class.
- * @version $Revision: 1.9 $ $Date: 2004/02/21 21:35:18 $
+ * @version $Revision: 1.10 $ $Date: 2004/06/17 21:37:05 $
  */
 public class MedianTest extends UnivariateStatisticAbstractTest{
 
@@ -45,12 +45,8 @@ public class MedianTest extends UnivariateStatisticAbstractTest{
     /* (non-Javadoc)
      * @see org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest#getUnivariateStatistic()
      */
-    public UnivariateStatistic getUnivariateStatistic() {
-       
-        if(stat == null)
-            stat = new Median();
-            
-        return stat;
+    public UnivariateStatistic getUnivariateStatistic() {  
+        return new Median();
     }
 
     /* (non-Javadoc)
diff --git a/src/test/org/apache/commons/math/stat/univariate/rank/MinTest.java b/src/test/org/apache/commons/math/stat/univariate/rank/MinTest.java
index 2604d6e1a..cd77a0d0c 100644
--- a/src/test/org/apache/commons/math/stat/univariate/rank/MinTest.java
+++ b/src/test/org/apache/commons/math/stat/univariate/rank/MinTest.java
@@ -23,7 +23,7 @@ import org.apache.commons.math.stat.univariate.UnivariateStatistic;
 
 /**
  * Test cases for the {@link UnivariateStatistic} class.
- * @version $Revision: 1.10 $ $Date: 2004/02/21 21:35:18 $
+ * @version $Revision: 1.11 $ $Date: 2004/06/17 21:37:05 $
  */
 public class MinTest extends StorelessUnivariateStatisticAbstractTest{
 
@@ -46,11 +46,7 @@ public class MinTest extends StorelessUnivariateStatisticAbstractTest{
      * @see org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest#getUnivariateStatistic()
      */
     public UnivariateStatistic getUnivariateStatistic() {
-       
-        if(stat == null)
-            stat = new Min();
-            
-        return stat;
+        return new Min();
     }
 
     /* (non-Javadoc)
diff --git a/src/test/org/apache/commons/math/stat/univariate/rank/PercentileTest.java b/src/test/org/apache/commons/math/stat/univariate/rank/PercentileTest.java
index 1d751c62b..136cb751f 100644
--- a/src/test/org/apache/commons/math/stat/univariate/rank/PercentileTest.java
+++ b/src/test/org/apache/commons/math/stat/univariate/rank/PercentileTest.java
@@ -23,7 +23,7 @@ import org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest;
 
 /**
  * Test cases for the {@link UnivariateStatistic} class.
- * @version $Revision: 1.12 $ $Date: 2004/03/21 04:26:54 $
+ * @version $Revision: 1.13 $ $Date: 2004/06/17 21:37:05 $
  */
 public class PercentileTest extends UnivariateStatisticAbstractTest{
 
@@ -45,11 +45,8 @@ public class PercentileTest extends UnivariateStatisticAbstractTest{
     /* (non-Javadoc)
      * @see org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest#getUnivariateStatistic()
      */
-    public UnivariateStatistic getUnivariateStatistic() {
-       
-        if(stat == null)
-            stat = new Percentile(95.0);         
-        return stat;
+    public UnivariateStatistic getUnivariateStatistic() {   
+        return new Percentile(95.0);
     }
 
     /* (non-Javadoc)
diff --git a/src/test/org/apache/commons/math/stat/univariate/summary/ProductTest.java b/src/test/org/apache/commons/math/stat/univariate/summary/ProductTest.java
index e499d5e4a..4c4affcb3 100644
--- a/src/test/org/apache/commons/math/stat/univariate/summary/ProductTest.java
+++ b/src/test/org/apache/commons/math/stat/univariate/summary/ProductTest.java
@@ -23,7 +23,7 @@ import org.apache.commons.math.stat.univariate.UnivariateStatistic;
 
 /**
  * Test cases for the {@link UnivariateStatistic} class.
- * @version $Revision: 1.11 $ $Date: 2004/03/21 04:29:20 $
+ * @version $Revision: 1.12 $ $Date: 2004/06/17 21:37:05 $
  */
 public class ProductTest extends StorelessUnivariateStatisticAbstractTest{
 
@@ -46,11 +46,7 @@ public class ProductTest extends StorelessUnivariateStatisticAbstractTest{
      * @see org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest#getUnivariateStatistic()
      */
     public UnivariateStatistic getUnivariateStatistic() {
-       
-        if(stat == null)
-            stat = new Product();
-            
-        return stat;
+        return new Product();
     }
 
     public double getTolerance() {
diff --git a/src/test/org/apache/commons/math/stat/univariate/summary/SumLogTest.java b/src/test/org/apache/commons/math/stat/univariate/summary/SumLogTest.java
index 56afaa542..eb5f6a0ea 100644
--- a/src/test/org/apache/commons/math/stat/univariate/summary/SumLogTest.java
+++ b/src/test/org/apache/commons/math/stat/univariate/summary/SumLogTest.java
@@ -23,7 +23,7 @@ import org.apache.commons.math.stat.univariate.UnivariateStatistic;
 
 /**
  * Test cases for the {@link UnivariateStatistic} class.
- * @version $Revision: 1.10 $ $Date: 2004/02/21 21:35:18 $
+ * @version $Revision: 1.11 $ $Date: 2004/06/17 21:37:05 $
  */
 public class SumLogTest extends StorelessUnivariateStatisticAbstractTest{
 
@@ -45,12 +45,8 @@ public class SumLogTest extends StorelessUnivariateStatisticAbstractTest{
     /* (non-Javadoc)
      * @see org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest#getUnivariateStatistic()
      */
-    public UnivariateStatistic getUnivariateStatistic() {
-       
-        if(stat == null)
-            stat = new SumOfLogs();
-            
-        return stat;
+    public UnivariateStatistic getUnivariateStatistic() {        
+        return new SumOfLogs();
     }
 
     /* (non-Javadoc)
diff --git a/src/test/org/apache/commons/math/stat/univariate/summary/SumSqTest.java b/src/test/org/apache/commons/math/stat/univariate/summary/SumSqTest.java
index c31993d87..61ccd31f3 100644
--- a/src/test/org/apache/commons/math/stat/univariate/summary/SumSqTest.java
+++ b/src/test/org/apache/commons/math/stat/univariate/summary/SumSqTest.java
@@ -23,7 +23,7 @@ import org.apache.commons.math.stat.univariate.UnivariateStatistic;
 
 /**
  * Test cases for the {@link UnivariateStatistic} class.
- * @version $Revision: 1.10 $ $Date: 2004/02/21 21:35:18 $
+ * @version $Revision: 1.11 $ $Date: 2004/06/17 21:37:05 $
  */
 public class SumSqTest extends StorelessUnivariateStatisticAbstractTest{
 
@@ -46,11 +46,7 @@ public class SumSqTest extends StorelessUnivariateStatisticAbstractTest{
      * @see org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest#getUnivariateStatistic()
      */
     public UnivariateStatistic getUnivariateStatistic() {
-       
-        if(stat == null)
-            stat = new SumOfSquares();
-            
-        return stat;
+        return new SumOfSquares();
     }
 
     /* (non-Javadoc)
diff --git a/src/test/org/apache/commons/math/stat/univariate/summary/SumTest.java b/src/test/org/apache/commons/math/stat/univariate/summary/SumTest.java
index e8a0fa4be..42e348689 100644
--- a/src/test/org/apache/commons/math/stat/univariate/summary/SumTest.java
+++ b/src/test/org/apache/commons/math/stat/univariate/summary/SumTest.java
@@ -23,7 +23,7 @@ import org.apache.commons.math.stat.univariate.UnivariateStatistic;
 
 /**
  * Test cases for the {@link UnivariateStatistic} class.
- * @version $Revision: 1.10 $ $Date: 2004/02/21 21:35:18 $
+ * @version $Revision: 1.11 $ $Date: 2004/06/17 21:37:05 $
  */
 public class SumTest extends StorelessUnivariateStatisticAbstractTest{
 
@@ -46,11 +46,7 @@ public class SumTest extends StorelessUnivariateStatisticAbstractTest{
      * @see org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest#getUnivariateStatistic()
      */
     public UnivariateStatistic getUnivariateStatistic() {
-       
-        if(stat == null)
-            stat = new Sum();
-            
-        return stat;
+        return new Sum();      
     }
 
     /* (non-Javadoc)