#Reads a .txt file and puts each line in array in order to report the average, lowest and highest score.

list_stats.rb

#List Statistics by Van

require './statistics.rb'

mathmatician = Statistics.new
mathmatician.read_file
puts ""
mathmatician.report_average_score
mathmatician.report_highest_score
mathmatician.report_lowest_score

statistics.rb

#Statistics by Van 

class Statistics
	attr_accessor :scores, :highest_score

	def initialize
		@scores = []
		@total_score = 0
	end

	def read_file
		File.open('scores.txt', 'r').each_line do |r|  
	  		puts r
	  		@scores << r
    	end
  	end  

  	def report_average_score
  		@scores.each do |score|
  			@total_score += score.to_i
  		end
  		@average_score = @total_score/(@scores.length + 1)
  		puts "Average Score: " + @average_score.to_s
  	end

  	def report_highest_score
  		@highest_score = @scores.first.to_i
  		@scores.each do |score|
  			@highest_score = score.to_i if score.to_i >= @highest_score
  		end
  		puts "Highest Score: " + @highest_score.to_s
  	end

  	def report_lowest_score
  		@lowest_score = @scores.first.to_i
  		@scores.each do |score|
  			@lowest_score = score.to_i if score.to_i <= @lowest_score
  		end
  		puts "Lowest Score: " + @lowest_score.to_s
  	end
end