>> users = User.all
<< snip >>
>> def trim_percentage(users, cutoff)
>>   above, below, novote = 0, 0, 0
>>   users.each do |user|
?>     avg = user.ratings.average(:value).to_f
>>     if avg < 1
>>       novote += 1
>>     elsif avg < cutoff
>>       below += 1
>>     else
?>       above += 1
>>     end
>>   end
>>   [novote, below, above, ((below.to_f / (above + below).to_f)*100).to_i]
>> end
=> nil
>> trim_percentage(users, 1.5)
=> [938, 256, 814, 23]
>> trim_percentage(users, 1.4)
=> [938, 224, 846, 20]
>> trim_percentage(users, 1.3)
=> [938, 199, 871, 18]
>> trim_percentage(users, 1.2)
=> [938, 168, 902, 15]
>> trim_percentage(users, 1.1)
=> [938, 144, 926, 13]
>>