diff --git a/plugins/mezuro/lib/kalibro/metric_result.rb b/plugins/mezuro/lib/kalibro/metric_result.rb
index 7b58ce7..d4ddb90 100644
--- a/plugins/mezuro/lib/kalibro/metric_result.rb
+++ b/plugins/mezuro/lib/kalibro/metric_result.rb
@@ -4,9 +4,9 @@ class Kalibro::MetricResult < Kalibro::Model
 
   def initialize(attributes={})
     value = attributes[:value]
-    value == "NaN" ? @value = attributes[:agreggated_value] : @value = value.to_f
+    @value = (value == "NaN") ? attributes[:aggregated_value].to_f : value.to_f
     attributes.each do |field, value|
-      if field!="value" and field!="agreggated_value" and self.class.is_valid?(field)
+      if field!= :value and field!= :aggregated_value and self.class.is_valid?(field)
         send("#{field}=", value)
       end
     end
@@ -25,10 +25,6 @@ class Kalibro::MetricResult < Kalibro::Model
     configuration
   end
 
-  def value=(value)
-    @value = value.to_f
-  end
-
   def error=(value)
     @error = Kalibro::Throwable.to_object value
   end
diff --git a/plugins/mezuro/test/unit/kalibro/metric_result_test.rb b/plugins/mezuro/test/unit/kalibro/metric_result_test.rb
index dc2b6bf..dfd78ff 100644
--- a/plugins/mezuro/test/unit/kalibro/metric_result_test.rb
+++ b/plugins/mezuro/test/unit/kalibro/metric_result_test.rb
@@ -18,6 +18,14 @@ class MetricResultTest < ActiveSupport::TestCase
     assert_equal @native_hash[:value].to_f, metric_result.value
   end
 
+  should 'create metric result with aggregated value from hash' do
+    hash = @native_hash
+    hash[:aggregated_value] = "2.0"
+    hash[:value] = "NaN"
+    metric_result = Kalibro::MetricResult.new(hash)
+    assert_equal @native_hash[:aggregated_value].to_f, metric_result.value
+  end
+
   should 'convert metric result to hash' do
     assert_equal @native_hash, @result.to_hash
   end
diff --git a/plugins/mezuro/views/mezuro_plugin_module_result/_metric_results.rhtml b/plugins/mezuro/views/mezuro_plugin_module_result/_metric_results.rhtml
index 14d6b69..603769c 100644
--- a/plugins/mezuro/views/mezuro_plugin_module_result/_metric_results.rhtml
+++ b/plugins/mezuro/views/mezuro_plugin_module_result/_metric_results.rhtml
@@ -18,7 +18,7 @@
         <td><%= MezuroPlugin::Helpers::ContentViewerHelper.format_grade(metric_result.value) %></td>
         <td><%= metric_configuration_snapshot.weight %></td>
       <% range_snapshots.each do |range_snapshot| %>
-        <% if range_snapshot.beginning.to_f <= metric_result.value and range_snapshot.end.to_f > metric_result.value %>
+        <% if range_snapshot.beginning <= metric_result.value and range_snapshot.end > metric_result.value %>
         <td style="background-color: #<%= range_snapshot.color %>">
           <span title="<%= range_snapshot.comments %>" >
             <%= range_snapshot.label %>
--
libgit2 0.21.2