Statistical Array
Copyright and Licensing
Copyright Notice
The copyright for the software, documentation, and associated files are held by the author.
Copyright 2012, 2013 Todd A. Jacobs
All rights reserved.
The AUTHORS file is also included in the source tree.
Software License
The software is licensed under the GPLv3. The LICENSE file is included in the source tree.
README License
This README is licensed under the Creative Commons Attribution-NonCommercial-ShareAlike 3.0 United States License.
Purpose
Perform statistical analysis on a custom array class that doesn't actually inherit from Array. Provides a template system for flexible output.
Installation and Setup
gem install statistical_array
Usage
stats_array <number ...>
Examples
No screenshots here, just samples of what you can expect to see on standard output when you run the program.
Command Line
$> stats_array 1 2 3
Minimum Value: 1
Maximum Value: 3
Mean: 2.0
Median: 2
Population Standard Deviation: 0.816496580927726
Sample Standard Deviation: 1.1547005383792515
Sum of Values: 6
REPL
require 'statistical_array'
include StatisticalArray
ary = StatisticalArray::StatsArray.new [2, 4, 4, 4, 5, 5, 7, 9]
[ary.median, ary.avg, ary.pop_std]
#=> [4.5, 5.0, 2.0]