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chi-square test |
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chi-square test: see statistics statistics, science of collecting and classifying a group of facts according to their relative number and determining certain values that represent characteristics of the group. ..... Click the link for more information. . 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. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Chi-square statistics are used to: 1) compare baseline cohort customer satisfaction scores with intervention cohort customer satisfaction scores, and 2) compare employment and training outcome data collected for both cohorts. The results of the three computed chi-square statistics are given below. According to the Wald chi-square statistics and p-values displayed in Table 2, the unanticipated announcements consistently demonstrate joint significance hut the anticipated announcements do not. |
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