number formatting fix

app/views/conferences/stats.html.erb

@@ -30,10 +30,10 @@
       </li>
       <li><%= @unique_speakers %> unique speakers
         <ul>
-          <li>ø <%= @speakers_per_session %> speakers per session</li>
+          <li>ø <%= @speakers_per_session.round(2) %> speakers per session</li>
         </ul>
       </li>
-      <li><%= @total_stats[:scheduled_time_min] %> minutes of sessions (<%= (@total_stats[:scheduled_time_min] / 60.0).round(2) %> hours) scheduled total</li>
+      <li><%= @total_stats[:scheduled_time_min].round %> minutes of sessions (<%= (@total_stats[:scheduled_time_min] / 60.0).round(2) %> hours) scheduled total</li>
     </ul>
   </div>
 </div>