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Re: st: a statistical question.


From   Thomas Trikalinos (.Mac) <ttrikalin@mac.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: a statistical question.
Date   Sat, 12 Jun 2004 13:49:28 +0300

1. yes it is.

2. Mind that your rows/columns are not ordered; otherwise use chi2 for trend.

On Jun 12, 2004, at 10:57, 黄荣贵 wrote:


generally speaking,if i want to do a chi2 test,the expacted count of each cell should more than 5.but if i have less,what statistical test should i take? is fisher's exact test a good idea?

my data table is as follow,and if i use exact test ,the p-valuve is 0.00.is it wise to use it? thank you !

col
row 1 2 3 Total

1 6 12 2 20
2 18 68 43 129
3 9 4 1 14

Total 33 84 46 163


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