Class: Array

Inherits:

Object

• Object
• Array

Defined in:

lib/array_extensions.rb

Instance Method Summary

• #average ⇒ Object
• #sum ⇒ Object

Instance Method Details

#average ⇒ Object

# File 'lib/array_extensions.rb', line 6

def average
  self.sum.to_f / self.size
end

#sum ⇒ Object

# File 'lib/array_extensions.rb', line 2

def sum
  self.inject(0) {|accum, c| accum + c.to_f }
end