You may find these links helpful for the introduction to the t-test and the
interpretation of the t-test results:

http://www.tufts.edu/~gdallal/LHSP.HTM
See: Student's t Test for Independent Samples

http://www.itl.nist.gov/div898/handbook/eda/section3/eda353.htm

Timur
--
Timur Shtatland, Ph.D.
Senior Bioinformatics Scientist
Agencourt Bioscience Corporation - A Beckman Coulter Company
500 Cummings Center, Suite 2450
Beverly, MA 01915
office: 978-867-2641, fax: 978-867-2920
email: timur [dot] shtatland [at] rem0veth1s agencourt [dot] com
http://www.agencourt.com/

On Thu, Oct 23, 2008 at 1:36 AM, Omar Bahy Badreddin <oobahy@gmail.com>wrote:

> I have run a t.test in R, and received these results:
>
> Two Sample t-test
>
> data:  rsa and umple
>
> t = 0.9819, df = 10, p-value = 0.3493
>
> alternative hypothesis: true difference in means is not equal to 0
>
> 95 percent confidence interval:
>
>  -76.1541 196.1541
>
> sample estimates:
>
> mean of x mean of y
>
>  508.3333  448.3333
> Can someone give me a detailed interpretation of the above results?
> Specifically, the meaning of the following: t = 0.9819, p-value = 0.3493.
>
> Also, how can I utilize the information about the confidence interval in
> interpreting my results?
> --
>                                                    .
>
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>
> ______________________________________________
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> PLEASE do read the posting guide
> http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>

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