diff --git a/app/controllers/exercises_controller.rb b/app/controllers/exercises_controller.rb
index 6fa694fbf..79b22d571 100644
--- a/app/controllers/exercises_controller.rb
+++ b/app/controllers/exercises_controller.rb
@@ -1519,7 +1519,7 @@ class ExercisesController < ApplicationController
       if exercise.present?
         if exercise.unified_setting  #统一设置只有两种情况，全部发布，全部截止
           exercise_user_status = exercise.get_exercise_status(current_user)   #当前用户的能看到的试卷
-          if (exercise_user_status == exercise_status) || exercise_status == Exercise::ENDED #未发布的情况
+          if (exercise_user_status == exercise_status) || exercise_status == Exercise::DEADLINE #未发布的情况
             unpublish_group = unpublish_group + user_groups_id
           end
         else
@@ -1527,7 +1527,7 @@ class ExercisesController < ApplicationController
           ex_group_settings = ex_all_group_settings.exercise_group_published.pluck(:course_group_id).uniq  #问卷设置的班级
           if exercise_status == Exercise::UNPUBLISHED
             unpublish_group =  user_groups_id - ex_group_settings
-          elsif exercise_status == Exercise::ENDED
+          elsif exercise_status == Exercise::DEADLINE
             ex_ended_groups = ex_all_group_settings.exercise_group_ended.pluck(:course_group_id).uniq
             ex_and_user = user_groups_id & ex_group_settings   #用户已设置的分班
             unpublish_group =  unpublish_group + ex_and_user - ex_ended_groups   #已发布的全部班级减去截止的全部班级
@@ -1627,7 +1627,7 @@ class ExercisesController < ApplicationController
   def check_exercise_public
     if @user_course_identity > Course::ASSISTANT_PROFESSOR   #当前为学生,试卷公开统计，且已截止，且已提交
       ex_user = @exercise.exercise_users.exercise_commit_users(current_user.id).first
-      unless @exercise.get_exercise_status(current_user) == Exercise::ENDED && ex_user.present? && ex_user.commit_status == 1 &&
+      unless @exercise.get_exercise_status(current_user) == Exercise::DEADLINE && ex_user.present? && ex_user.commit_status == 1 &&
           @exercise.show_statistic
         normal_status(-1,"学生暂不能查看")
       end
@@ -1650,7 +1650,7 @@ class ExercisesController < ApplicationController
     ex_question_random = exercise.question_random
     question_answered = 0
     exercise_questions.each_with_index do |q,index|
-      if ex_question_random && exercise_user_status != Exercise::ENDED
+      if ex_question_random && exercise_user_status != Exercise::DEADLINE
         ques_number = index + 1
       else
         ques_number = q.question_number
diff --git a/app/helpers/exercises_helper.rb b/app/helpers/exercises_helper.rb
index 3e73931e0..92816d68b 100644
--- a/app/helpers/exercises_helper.rb
+++ b/app/helpers/exercises_helper.rb
@@ -89,6 +89,7 @@ module ExercisesHelper
     questions.each do |ex|
       ex_total_score = user_ids.count * ex&.question_score   #该试卷的已回答的总分
       ex_answers = ex.exercise_answers
+
       if ex.question_type != Exercise::PRACTICAL
         ques_title = ex.question_title
         ques_less_title = nil
@@ -98,13 +99,16 @@ module ExercisesHelper
         ques_less_title = ex.question_title
         effictive_users = ex.exercise_shixun_answers.search_shixun_answers("user_id",user_ids)
       end
-      effictive_users_count = effictive_users.count   #有效回答数，可能有重复的用户id，这里仅统计是否回答这个问题的全部人数
+
+      effictive_users_count = effictive_users.size #有效回答数，可能有重复的用户id，这里仅统计是否回答这个问题的全部人数
       ex_answered_scores = effictive_users.score_reviewed.pluck(:score).sum  #该问题的全部得分
+
       if ex_total_score == 0.0
         percent = 0.0
       else
         percent = (ex_answered_scores / ex_total_score.to_f).round(3) * 100  #正确率
       end
+
       question_answer_infos = []
       if ex.question_type <= Exercise::JUDGMENT  #单选题
         standard_answer = ex.exercise_standard_answers.pluck(:exercise_choice_id)   #标准答案的位置
diff --git a/app/models/exercise.rb b/app/models/exercise.rb
index 79701767f..e7d141ea9 100644
--- a/app/models/exercise.rb
+++ b/app/models/exercise.rb
@@ -135,7 +135,7 @@ class Exercise < ApplicationRecord
         if pb_time.present? && ed_time.present? && pb_time <= Time.now && ed_time > Time.now
           status = Exercise::PUBLISHED
         elsif ed_time.present? && ed_time <= Time.now
-          status = Exercise::ENDED
+          status = Exercise::DEADLINE
         else
           status = Exercise::UNPUBLISHED
         end