Use if conditionals in place of nested ternary

analytics_dashboard/static/apps/learners/common/models/course-metadata.js

@@ -143,10 +143,13 @@ define(function (require) {
          * @param range Array of min and max.  May be null.
          */
         inMetricRange: function(value, range) {
-            return _.isNull(range) ? false :
-                (value === Infinity && range[1] === Infinity) ? true :
-                (value === range[0] && range[0] === range[1]) ? true :
-                value >= range[0] && value < range[1];
+            if (_.isNull(range)) {
+                return false;
+            } else if ((value === Infinity && range[1] === Infinity) ||
+                       (value === range[0] && range[0] === range[1])) {
+                return true;
+            }
+            return value >= range[0] && value < range[1];
         }
     });