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Date:         Mon, 14 Mar 2005 10:59:21 +0100
Reply-To:     Henrik Lolle <lolle@SOCSCI.AAU.DK>
Sender:       "SPSSX(r) Discussion" <SPSSX-L@LISTSERV.UGA.EDU>
From:         Henrik Lolle <lolle@SOCSCI.AAU.DK>
Subject:      Re: Which t-test is appropriate
Comments: To: "Ola S. Rostant" <rostanto@msu.edu>
In-Reply-To:  <002501c526b3$d5036c60$b0180c23@edu>
Content-Type: text/plain; charset="us-ascii"; format=flowed

Dear Ola,

You could also use a formaly more correct nonparametric test like Wilcoxon or Sign test for paired (dependent) samples.

Best, Henrik

At 04:30 12-03-2005, Ola S. Rostant wrote: >Dear List, > >I have two Likert scaled questions strongly agree to strongly disagree) >q15 & q16, my colleagues want to find out whether there is a significant >difference in the way people responded to q15 vs. q16. > >At first I thought about using an independent sample t-test, but I'm not >really looking at groups. > >So I ran a pair-test instead. > >Can anyone give me feedback on what is the most appropriate t-test to >use? > >Thanks, > >Ola

*********************************************************** Henrik Lolle Associate Professor Department of Economics, Politics and Public Administration Aalborg University Fibigerstraede 1 DK 9220 Aalborg East http://www.socsci.auc.dk/institut2/dansk/empl/lolle.htm ***********************************************************


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