Module: Frequency

Included in:

Array

Defined in:

lib/fdist.rb

Instance Method Summary

• #fdist ⇒ Object
• #freq(&expression) ⇒ Object

Instance Method Details

#fdist ⇒ Object

# File 'lib/fdist.rb', line 59

def fdist
  hash = {}
  uniq.each do |el| hash[el] = count(el) end
  hash
end

#freq(&expression) ⇒ Object

# File 'lib/fdist.rb', line 55

def freq &expression
  Rational.instance_eval("#{count(&expression)}/#{length}")
end