Jeff Dodick's comment is very true - you can't always just use a t-
test. The nature of the variables play a role in determining what test
is appropriate. This site can provide some insight:
http://www.ats.ucla.edu/stat/spss/whatstat/
but it would be best to consult a stats expert.
Cesar Delgado * Assistant Professor * Science and Mathematics
Education * 1 University Station D5700 * University of Texas at Austin
* Austin, TX 78712 * Phone: (512) 232 9682
On Jun 17, 2010, at 4:09 AM, Britta Bookhagen wrote:
> Greetings everyone
>
> I was wondering whether someone could recommend one or two educational
> papers, that use pre-and posts tests to assess students achievements
> from a program taught (I actually have two post-tests, a long term and
> a short term).
>
> I am about to write things up for a scientific paper and I am not sure
> whether I should use repeated measurements or two series of t-tests to
> analyze the quantitative questions. Does anyone have experience with
> this topic? There are just too many papers out there and I am not sure
> about their reliability.
>
> I would very much appreciate any suggestions.
>
> Thank you very much
>
> Britta
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