User input tracker

input_tracker_jmb.rb

continue = true
count = 0
sum = 0

while continue
  puts "Enter your number: "
  answer = gets.chomp
  if answer == ""
    puts "Goodbye!"
    continue = false
  elsif (answer.to_i.to_s != answer) && (answer.to_f.to_s != answer)
    puts "Input needs to be a number!"
  else
    sum += answer.to_f
    count +=1
  end
end

average = sum / count
puts "The sum of your numbers is #{sum} and the average is #{average}"