diff --git a/scripts/TestRunner.js b/scripts/TestRunner.js
index 4986b00..dcf3a07 100644
--- a/scripts/TestRunner.js
+++ b/scripts/TestRunner.js
@@ -93,7 +93,7 @@ rectest.TestRunner = Class( 'TestRunner',
 
         var _self = this,
             run   = this._setFactory.fromId( options.ralgo,
-                test_case.getSet( options.set ), options
+                test_case.getSet( options.set ), +options.samples
             );
 
         // allow test case to initialize its display
diff --git a/scripts/set/RandomGroupedSet.js b/scripts/set/RandomGroupedSet.js
index 222f712..6bc7534 100644
--- a/scripts/set/RandomGroupedSet.js
+++ b/scripts/set/RandomGroupedSet.js
@@ -32,11 +32,11 @@ rectest.set.RandomGroupedSet = Class( 'RandomGroupedSet' )
     'private _setPos': 0,
 
 
-    __construct: function( base_set, options )
+    __construct: function( base_set, sample_size )
     {
         this._set           = base_set;
         this._setLength     = this._set.length;
-        this._samplesRemain = +options.samples || -1;
+        this._samplesRemain = +sample_size || -1;
 
         this._reset();
     },
diff --git a/scripts/set/Set.js b/scripts/set/Set.js
index 454b168..a63871b 100644
--- a/scripts/set/Set.js
+++ b/scripts/set/Set.js
@@ -6,10 +6,14 @@ rectest.set.Set = Interface( 'Set',
     /**
      * Create a new set from a base set and the given options
      *
-     * @param {Array.<string>} base_set base set
-     * @param {Object}         options  configuration options
+     * It should be noted that the sample size is required because certain
+     * algorithms need to understand the data in order to provide a truely
+     * random set across all samples.
+     *
+     * @param {Array.<string>} base_set    base set
+     * @param {number}         sample_size number of samples to be returned
      */
-    __construct: [ 'base_set', 'options' ],
+    __construct: [ 'base_set', 'sample_size' ],
 
 
     /**
diff --git a/scripts/set/SetFactory.js b/scripts/set/SetFactory.js
index cf382e4..34b66fa 100644
--- a/scripts/set/SetFactory.js
+++ b/scripts/set/SetFactory.js
@@ -3,7 +3,7 @@
  */
 rectest.set.SetFactory = Class( 'SetFactory',
 {
-    'public fromId': function( id, base_set, options )
+    'public fromId': function( id, base_set, sample_size )
     {
         var sets = rectest.set;
 
@@ -12,6 +12,6 @@ rectest.set.SetFactory = Class( 'SetFactory',
             sets.RandomGroupedSet,
             null,
             null
-        ][ id ]( base_set, options );
+        ][ id ]( base_set, sample_size );
     }
 } );