Method: Daru::Accessors::ArrayWrapper#mean
- Defined in:
- lib/daru/accessors/array_wrapper.rb
#mean ⇒ Object
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# File 'lib/daru/accessors/array_wrapper.rb', line 78 def mean values_to_sum = compact return nil if values_to_sum.empty? sum = values_to_sum.inject :+ sum.quo(values_to_sum.size).to_f end |