Date:         Thu, 2 Apr 2009 14:11:01 -0400
Reply-To:     Peter Flom <peterflomconsulting@mindspring.com>
Sender:       "SAS(r) Discussion" <SAS-L@LISTSERV.UGA.EDU>
From:         Peter Flom <peterflomconsulting@MINDSPRING.COM>
Subject:      Re: data manipulation question
Comments: To: Thx for your HELP <jjongwooc@GMAIL.COM>
Content-Type: text/plain; charset=UTF-8

<jjongwooc@GMAIL.COM> wrote

>Hi, I have a pretty skewed and localized (clustered) data and
>I would like to categorize them into different bins.
>What is a statistically valid way to do so?
>Is there a statistical test that might help me on doing so?
>


What is your data?
What do you plan to do with it?
Is it a dependent variable, an independent variable, or what?
Why is it skewed?
How is it clustered?

Why did you collect it?

Binning is often a very bad idea.

Peter

Peter L. Flom, PhD
Statistical Consultant
www DOT peterflomconsulting DOT com