ok. thank you! but the problem is that the sample is N=20 or even
smaller. N=5. and I don't know when can I say that the distribution is
simetrical, from the parameters




--- In Statisticians_group@..., kamalakar jadhav
<kamlakar.jadhav@...> wrote:
>
>
> if ur data is coming from same popolution( ie before treatment ,
after treament)the use pair t-test oterwise use Two Sample T-test for
comparering two Mean.
>
>
> Ragards,
> Kamalesh
>
>
> To: Statisticians_group@...: paullucian_szasz@...: Fri, 3 Aug 2007
15:44:55 +0000Subject: [Statisticians_group] (unknown)
>
>
>
>
>
>
>
> one more question. how can I compute, compare data between 2 groups
in 2 situation, using chi-square. It is ok to use chi-square? the data
are in frequencies but distributions are assimetrical.
> and the problem is that in the first situation the experimental
group receives treatment and the ctrl group not. and in the second
situation, both the experimental group or ctrl group don't receive any
treatment. they just monitor something.
>
>
>
> thank you!
>
>
>
> Regards, - - - - - - - - - - - - - - Paul Lucian Szasz Department of
Computer Science Faculty of Psychology - Student Babes-Bolyai
University - Cluj-Napoca Campus Building 58-60 Teodor Mihali Street
http://www.cs.ubbcluj.ro/~paul/
> http://www.ad-astra.ro/paul
>
> don't take life too seriously, you won't get out alive!!!
>
> "Science is a willingness to accept facts even when they are opposed
to wishes." -- B. F. Skinner
>
>
> Copy addresses and emails from any email account to Yahoo! Mail -
quick, easy and free. Do it now...
>
>
>
> _________________________________________________________________
> Want to look great? Get expert opinion on beauty and skin care.
> http://content.msn.co.in/Lifestyle/AskExpert/Default01.htm
>