include mods+admins in janitor report for comparison

app/logical/reports/janitor_trials.rb

@@ -1,14 +1,14 @@
 module Reports
   class JanitorTrials
     class Janitor
-      attr_reader :trial
+      attr_reader :user
 
-      def initialize(trial)
-        @trial = trial
+      def initialize(user)
+        @user = user
       end
 
-      def user
-        trial.user
+      def trial
+        JanitorTrial.where(user_id: user.id).first
       end
 
       def since
@@ -39,7 +39,7 @@ module Reports
     end
 
     def janitors
-      JanitorTrial.where(status: "active").to_a.map {|x| Janitor.new(x)}
+      User.where("level >= ?", User::Levels::JANITOR).to_a.map {|x| Janitor.new(x)}
     end
   end
 end

app/views/reports/janitor_trials.html.erb

@@ -2,7 +2,7 @@
   <div id="a-user-promotions">
     <h1>Janitor Trial Report</h1>
 
-    <p>All numbers shown are for the past 3 months. Binomial proportion confidence interval for how likely a janitor's approvals will achieve a score of at at least n with 95% confidence.</p>
+    <p>All numbers shown are for the past 3 months. Binomial proportion confidence interval for how likely a janitor's approvals will achieve a score of at at least n with 95% confidence. Most statistics are not significant unless there are at least 300 approvals.</p>
 
     <table width="100%" class="striped" id="sortable">
       <thead>
@@ -29,7 +29,7 @@
               <td><%= janitor.percentile_50_score %></td>
               <td><%= number_to_percentage janitor.confidence_interval, :precision => 0 %></td>
               <td>
-                <% if CurrentUser.user.is_moderator? %>
+                <% if CurrentUser.user.is_moderator? && janitor.trial %>
                   <%= link_to "Promote", promote_janitor_trial_path(janitor.trial), :method => :put, :remote => true %>
                   | <%= link_to "Demote", demote_janitor_trial_path(janitor.trial), :method => :put, :remote => true %>
                 <% end %>

app/views/reports/user_promotions.html.erb

@@ -2,7 +2,7 @@
   <div id="a-user-promotions">
     <h1>User Promotion Confidence Intervals</h1>
 
-    <p>Binomial proportion confidence interval for how likely a user's uploads will achieve a score of at at least n with 95% confidence within the past 30 days.</p>
+    <p>Binomial proportion confidence interval for how likely a user's uploads will achieve a score of at at least n with 95% confidence within the past 30 days. Most statistics are not significant unless there are at least 300 uploads.</p>
 
     <table width="100%" class="striped" id="sortable">
       <thead>