/easystats

A Ruby Gem that contains easy to use statistical functions

Primary LanguageRuby

Easystats Build Status Code Climate

Created by Matthew Grigajtis

Provides easy to use statistical functions to use on an array

Install

In your shell:

gem install easystats

or in your Gemfile:

gem 'easystats'

Example

require 'easystats'

array = [4, 8, 15, 16, 23, 42, 42]

%w[
  average
  median
  mode
  range
  standard_deviation
  sum
  variance
  weighted_moving_average
].each do |method|
  puts "#{method}: #{array.send(method.to_sym)}"
end

This will result in:

average: 21.428571428571427
median: 16
mode: 42
range: 38
standard_deviation: 15.295501984321435
sum: 150
variance: 200.53061224489798
weighted_moving_average: 30.476190476190474