Method: NArray#mean

Defined in:
lib/narray_ext.rb

#mean(*ranks) ⇒ Object

Statistics


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# File 'lib/narray_ext.rb', line 56

def mean(*ranks)
  if integer?
    a = self.to_type(NArray::DFLOAT)
  else
    a = self
  end
  a = NArray.ref(a)
  a.sum(*ranks) / (rank_total(*ranks))
end