Correct sequence count

src/main/java/Plate.java

@@ -65,7 +65,6 @@ public class Plate {
         double totalDropoutCount = 0.0;
         List<Integer> concentrations = new ArrayList<>();
         for (List<String[]> w: wells) {
-            totalCellCount += w.size();
             if(!concentrations.contains(w.size())){
                 concentrations.add(w.size());
             }