Fix HypergeometricDistribution formatting for exception messages.
diff --git a/commons-statistics-distribution/src/main/java/org/apache/commons/statistics/distribution/HypergeometricDistribution.java b/commons-statistics-distribution/src/main/java/org/apache/commons/statistics/distribution/HypergeometricDistribution.java
index d4674f9..3dd7dd3 100644
--- a/commons-statistics-distribution/src/main/java/org/apache/commons/statistics/distribution/HypergeometricDistribution.java
+++ b/commons-statistics-distribution/src/main/java/org/apache/commons/statistics/distribution/HypergeometricDistribution.java
@@ -43,24 +43,24 @@
                                       int sampleSize) {
         if (populationSize <= 0) {
             throw new DistributionException(DistributionException.NEGATIVE,
-                                            populationSize);
+                                            (double) populationSize);
         }
         if (numberOfSuccesses < 0) {
             throw new DistributionException(DistributionException.NEGATIVE,
-                                            numberOfSuccesses);
+                                            (double) numberOfSuccesses);
         }
         if (sampleSize < 0) {
             throw new DistributionException(DistributionException.NEGATIVE,
-                                            sampleSize);
+                                            (double) sampleSize);
         }
 
         if (numberOfSuccesses > populationSize) {
             throw new DistributionException(DistributionException.TOO_LARGE,
-                                            numberOfSuccesses, populationSize);
+                                            (double) numberOfSuccesses, (double) populationSize);
         }
         if (sampleSize > populationSize) {
             throw new DistributionException(DistributionException.TOO_LARGE,
-                                            sampleSize, populationSize);
+                                            (double) sampleSize, (double) populationSize);
         }
 
         this.numberOfSuccesses = numberOfSuccesses;