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Re: Winsorization - how to do

To: "刘志刚" <liuzhigang626@gmail.com>
Subject: Re: Winsorization - how to do
From: Robert A LaBudde <ral@lcfltd.com>
Date: Thu, 18 Sep 2008 10:54:23 -0400
Cc: s-news@wubios.wustl.edu
In-reply-to: <26c73e350809172027j3bb5f760s214da5e82de8e302@mail.gmail.co m>
References: <26c73e350809172027j3bb5f760s214da5e82de8e302@mail.gmail.com>
mean( , trim=)

At 11:27 PM 9/17/2008, Zhigang wrote:
Dear all,
I am dealing with a data set with many outliers value. And it is said that a technique named winsorization or winsorising can reduce the influence of those extreme values. Did anyone use this skill before? And how to do it in S-plus? Thank you.

Zhigang Liu



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Robert A. LaBudde, PhD, PAS, Dpl. ACAFS  e-mail: ral@lcfltd.com
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