Definition of chi-square test noun from the Oxford Advanced American Dictionary

 

chi-square test

 noun
noun
NAmE//ˈkaɪ skwɛr ˌtɛst//
 
(statistics)
 
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a calculation that is used to test how well a set of data fits the results that were expected according to a theory
See the Oxford Advanced Learner's Dictionary entry: chi-square test