diff --git a/mod/quiz/report/statistics/qstats.php b/mod/quiz/report/statistics/qstats.php
index 4f00b88223e..7e6253cdedc 100644
--- a/mod/quiz/report/statistics/qstats.php
+++ b/mod/quiz/report/statistics/qstats.php
@@ -94,7 +94,6 @@ class qstats{
         } else {
             $question =& $this->questions[$stats->questionid];
         }
-        $this->_process_actual_responses($question, $state);
 
     }
 
@@ -269,6 +268,18 @@ class qstats{
                 $this->questions[$qid]->_stats->effectiveweight = null;
             }
         }
+    }
+    
+    function process_responses(){
+        foreach ($this->states as $state){
+            if ($this->questions[$state->question]->qtype == 'random'){
+                if ($realstate = question_get_real_state($state)){
+                    $this->_process_actual_responses($this->subquestions[$realstate->question], $realstate);
+                }
+            } else {
+                $this->_process_actual_responses($this->questions[$state->question], $state);
+            }
+        }
         $this->responses = quiz_report_unindex($this->responses);
     }
     /**
diff --git a/mod/quiz/report/statistics/report.php b/mod/quiz/report/statistics/report.php
index c5413f2b878..5e2322223e9 100644
--- a/mod/quiz/report/statistics/report.php
+++ b/mod/quiz/report/statistics/report.php
@@ -565,6 +565,7 @@ class quiz_statistics_report extends quiz_default_report {
             $qstats = new qstats($questions, $s, $sumgradesavg);
             $qstats->get_records($quizid, $currentgroup, $groupstudents, $useallattempts);
             $qstats->process_states();
+            $qstats->process_responses();
         } else {
             $qstats = false;
         }