=TRIMMEAN(A1:A100,CEILING(4/COUNT(A1:A100),0.0001))

--
Regards
Ken....................... Microsoft MVP - Excel
Sys Spec - Win XP Pro / XL 97/00/02/03

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It's easier to beg forgiveness than ask permission :-)
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"touaki" wrote in message
...
I want that someone tell me how do I write the formula to do this: From a
range of numbers in a colunm, I pretend to calculate de MEDIA, excluding the
two big and the two smaller numbers. Is it possible?


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