chi-square test

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chi-square test:

see statisticsstatistics,
science of collecting and classifying a group of facts according to their relative number and determining certain values that represent characteristics of the group.
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chi-square test

[′kī ¦skwer ′test]
(statistics)
A generalization, and an extension, of a test for significant differences between a binomial population and a multinomial population, wherein each observation may fall into one of several classes and furnishes a comparison among several samples instead of just two.
References in periodicals archive ?
For comparisons between the two groups, we applied the Chi2 test of independence test.
The Chi2 test or Fisher's exact test were used to explore the association of each complication according to the variables of interest and the Mann Whitney U when at least one of the variables was quantitative.
There was no significant difference was the percentage of Enterococcus faecalis infections (Pearson chi2 test = 2.
We will test the impact of loyalty programs on customer loyalty by measuring the percentage of answers, from members and non-member, whose score is equal to or higher than 5 for these five items (on our Likert scale with 7 levels, 4 corresponds to a situation where the consumer is indifferent), then by checking our results with a Chi2 test if the differences obtained are significant.
The purpose of carrying out a Chi2 test is to determine the existence of statistically significant differences and the relation of independence in the foods sector.
In order to establish any association between the level of pain and the drugs administration, was used the Chi2 test of associaton (independency).
The results of Chi2 test demonstrated that the presence of galactorrhea and irregular menstruation were also significantly lower in patients of group B (Cabergoline) than group A (Bromocriptine) (P<0.