{"code":"C53235","name":"Chi-Square Test","terminology":"ncit","version":"26.09d","conceptStatus":"DEFAULT","leaf":true,"active":true,"synonyms":[{"name":"Chi-Square Test","termType":"PT","type":"FULL_SYN","typeCode":"P90","source":"NCI"},{"name":"Chi-Square Test","type":"Preferred_Name","typeCode":"P108"}],"definitions":[{"definition":"Chi-square test is a statistical test for testing the null hypothesis that the distribution of a discrete random variable coincides with a given distribution. It is one of the most popular goodness-of-fit tests.","code":"P97","type":"DEFINITION","source":"NCI","qualifiers":[{"code":"P381","type":"attribution","value":"Statistics.com Glossary"}]}],"properties":[{"code":"P366","type":"Legacy Concept Name","value":"Chi-Square_Test"},{"code":"P106","type":"Semantic_Type","value":"Quantitative Concept"},{"code":"P207","type":"UMLS_CUI","value":"C0008041"}]}