Authors: Shin-ichiro HARA(sinara@blade.nagaokaut.ac.jp), Brendan Ribera (brendan.ribera@gmail.com)

* ruby-1.8 or higher

$ gem install statistics2

• Example:

  require "statistics2"
  puts Statistics2.normaldist(0.27) #=> 0.60641987319804
  

• If you don’t want to use the C extension:

  require "statistics2/no_ext"
  puts Statistics2.normaldist(0.27) #=> 0.606419873198039 (delta of 9.99200722162641e-16)
  

Ruby’s (see www.ruby-lang.org/en/LICENSE.txt)