调整

app/helpers/polls_helper.rb

@@ -3,12 +3,12 @@ module PollsHelper
   #获取试卷的已答/未答人数
   def get_poll_answers(poll_users, status)
     if status == 1
+      @poll_answers = 0
+      @poll_unanswers = 0
+    else
       @poll_answers = poll_users.commit_by_status(1).size   #表示已经提交了的用户
       course_all_members_count = poll_users.size
       @poll_unanswers = (course_all_members_count - @poll_answers)
-    else
-      @poll_answers = 0
-      @poll_unanswers = 0
     end
   end