Module: MathArray

Defined in:

lib/sugar-high/array.rb

Instance Method Summary

• #mean ⇒ Object
• #sum ⇒ Object

Instance Method Details

#mean ⇒ Object

# File 'lib/sugar-high/array.rb', line 121

def mean
 (size > 0) ? sum.to_f / size : 0
end

#sum ⇒ Object

# File 'lib/sugar-high/array.rb', line 117

def sum
 inject( 0 ) { |sum,x| sum + x }
end