Arthur POULET
8d439512be
fix implementation error in factorial |
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spec | ||
src | ||
.gitignore | ||
.travis.yml | ||
CHANGELOG.md | ||
LICENSE | ||
README.md | ||
shard.yml |
README.md
stats
An expressive implementation of statistical distributions.
Installation
Add this to your application's shard.yml
:
dependencies:
Stats:
github: Nephos/stats
Usage
require "stats"
You should read the specs to understand how it works.
Math.binomial_distribution(tries: 1, probability: 0.4, success: 1) # => 0.4
NormaleDistribution::between standard_deviation: 15, esperance: 100, a: 85, b: 115 # => 0.6826894921370859
NormaleDistribution::less_than standard_deviation: 15, esperance: 100, a: 85 # => 0.15865525393145707
NormaleDistribution::greater_than standard_deviation: 15, esperance: 100, a: 115 # => 0.15865525393145707
Math.binomial_distribution(tries: 1, probability: 0.5, success: 1) # => 0.5
Math.binomial_distribution(tries: 2, probability: 0.5, success: 1) # => 0.5
Math.binomial_distribution(tries: 3, probability: 0.5, success: 1) # => 0.375
Development
TODO: Write development instructions here
Contributing
- Fork it ( https://github.com/Nephos/crystal_proba/fork )
- Create your feature branch (git checkout -b my-new-feature)
- Commit your changes (git commit -am 'Add some feature')
- Push to the branch (git push origin my-new-feature)
- Create a new Pull Request
Contributors
- Nephos Arthur Poulet - creator, maintainer