Merge pull request #1552 from BlenderItUp/fix-random-number-bias

Fixed Bias in ReturnNRandomRecords When Selecting Random Records
alexed1 · Jul 5, 2024 · d3fd8fd · d3fd8fd
2 parents 9bc4823 + 7c9076d
commit d3fd8fd
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/...n_components/CollectionProcessors/force-app/main/default/classes/ReturnNRandomRecords.cls b/...n_components/CollectionProcessors/force-app/main/default/classes/ReturnNRandomRecords.cls
@@ -75,7 +75,7 @@ global inherited sharing class ReturnNRandomRecords {
                 } else {
                     // Generate a list of random numbers
                     while (randomNumbers.size() < recordCount) {
-                        Integer randomNumber = (Integer)Math.round(Math.random() * (inputCollection.size()-1));
+                        Integer randomNumber = (Integer)Math.floor(Math.random() * (inputCollection.size()));
                         if( !randomNumbers.contains(randomNumber) ) {
                             randomNumbers.add(randomNumber);
                         }