diff --git a/app/models/school_category.rb b/app/models/school_category.rb
index 6592bc8f..e20d2281 100644
--- a/app/models/school_category.rb
+++ b/app/models/school_category.rb
@@ -9,7 +9,7 @@ class SchoolCategory < ApplicationRecord
   scope :for, -> (school, category) { where(school: school).where(category: category) }
   scope :for_parent_category, -> (school, category=nil) { where(school: school).joins(:category).merge(Category.for_parent(category)) }
 
-  scope :valid, -> { where("answer_index_total > 0 or zscore is not null") }
+  scope :valid, -> { where("answer_index_total > 10 or zscore is not null") }
 
   def answer_index_average
     answer_index_total.to_f / response_count.to_f
diff --git a/data/measures.json b/data/measures.json
index a742c223..c546902b 100644
--- a/data/measures.json
+++ b/data/measures.json
@@ -342,6 +342,7 @@
       "B": {
         "title": "Work Ethic",
         "text": "This subcategory seeks to determine the degree to which students are willing to work hard on challenging tasks, even in light of setbacks.  It includes measures of perseverance, determination, and orientation toward personal growth.",
+        "blurb": "Are students learning to work hard on challenging tasks?",
         "measures": {
           "i": {
             "title": "Perseverance and Determination",