rewrite compare

physics/templates/physics/exam_overview.html

@@ -14,7 +14,7 @@
         Publish results: <input type="checkbox" id="exam-publish-results-switch" {% if exam.publish_results %}checked{% endif %}>  <span class="help-text">[When checked the exam results will be available on this site]</span>
     </div>
     <!--<p><button><a href="{% url 'anatomy:exam_take' pk=exam.pk sk=0 %}">Click here to start</a></button></p>-->
-    This exam will be available to take <a href="{% url 'physics:exam_take' pk=exam.pk %}">here</a>.
+    This exam will be available to take <a href="{% url 'physics:exam_take' pk=exam.pk %}">here</a> (when active).
 
     {% autoescape off %}
     <ol id="full-question-list">

physics/templates/physics/exam_scores.html

@@ -7,6 +7,7 @@
 </div>
 <div id="stats-block">
     <h2>Stats</h2>
+    Candidates: {{cids|length}}<br />
     Max score: {{max_score}}<br />
     Mean: {{mean}}, Median {{median}}, Mode {{mode}}