On Sun, Mar 1, 2009 at 4:34 PM, Rob Rothwell <[email protected]> wrote:
> I notice that the current median is: > > median > "Return the middle element, or as close as we can get." > > ^ self at: self size + 1 // 2 > > Any reason not to make that accurate and return the average of the middle > two values for collections containing an even number of items? > One nice thing about the existing definition is that you can use #median on collections that are numeric based. So, median of: #( 'Ford' 'Audi' 'Nissan' 'Hyundai' ) median would actually return in the current definition, but not in a 'statistical' definition. Similarly, #max and #min and #size would work for this, although #sum wouldn't. Chris
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