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Re: Means

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  • Subject: [mg73951] Re: Means
  • From: Bill Rowe <readnewsciv at>
  • Date: Sat, 3 Mar 2007 01:18:52 -0500 (EST)

On 3/2/07 at 6:41 AM, JGBoone at wrote:

>I was wondering if anyone knew how to take the mean of only half of
>a paired order. I have a table of 3000 pairs and want to take the
>average of the last half of the last number in the pair. I do this
>by N[Mean[Map[Last, list]]] is there any way to map to the last half
>of the list. Thanks

If I understand you correctly the following does what you want



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