Date:         Wed, 13 May 2009 12:54:47 -0700
Reply-To:     Arthur Burke <burkea@nwrel.org>
Sender:       "SPSSX(r) Discussion" <SPSSX-L@LISTSERV.UGA.EDU>
From:         Arthur Burke <burkea@nwrel.org>
Subject:      Re: Comparison of coefficients of variation
In-Reply-To:  A<007e01c9d3cc$af493750$6401a8c0@NOTEBOOK>
Content-Type: multipart/alternative;

Hector ... This source might be useful ...
 
http://cat.inist.fr/?aModele=afficheN&cpsidt=3259228
 
Art

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Art Burke
Northwest Regional Educational Laboratory
101 SW Main St, Suite 500
Portland, OR 97204-3213

Phone:  503-275-9592 / 800-547-6339

Fax: 503-275-0450

burkea@nwrel.org 

________________________________

From: Hector Maletta [mailto:hmaletta@fibertel.com.ar] 
Sent: Wednesday, May 13, 2009 6:14 AM
To: SPSSX-L@LISTSERV.UGA.EDU
Subject: Comparison of coefficients of variation



What is the most adequate statistical test for comparing multiple
coefficients of variation? A student of mine has about 100 CV (SD /
mean) for the same number of variables, and must ascertain whether they
differ significantly or not. Is T-TEST adequate for this?

Hector

 


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