Contents

module Math
  def self.average(values)
    values = values.map { |v| [v,1] }.to_h unless values.is_a?(Hash)

    values.inject(0) do |sum, vals|
      sum + vals.inject { |a,b| a * b }
    end / values.values.sum.to_f
  end
end

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
darthjee-core_ext-1.5.6	lib/darthjee/core_ext/math.rb
darthjee-core_ext-1.5.5	lib/darthjee/core_ext/math.rb
darthjee-core_ext-1.5.4	lib/darthjee/core_ext/math.rb