@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix isothes: <http://purl.org/iso25964/skos-thes#> .

<https://concepts.sagepub.com/social-science/concept/chi-square_test>
  skos:prefLabel "chi-square test"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/degrees_of_freedom> .

<https://concepts.sagepub.com/social-science/concept/degrees_of_freedom>
  skos:definition "a difficult concept which has a bearing on many of the basic inferential statistical techniques. Statistical estimates based on samples often contain redundant information which if included may lead to a systematic bias in the estimate. [Source: <a href=\"https://methods.sagepub.com/reference/the-sage-dictionary-of-statistics/n141.xml\" target=\"_blank\" data-id=\"to-srm\">The SAGE Dictionary of Statistics; degrees of freedom</a>]"@en ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/chi-square_test>, <https://concepts.sagepub.com/social-science/concept/statistics_and_research_methods> ;
  skos:prefLabel "degrees of freedom"@en ;
  a skos:Concept .

<https://concepts.sagepub.com/social-science/concept/conceptgroup/methods>
  a skos:Collection, isothes:ConceptGroup ;
  skos:prefLabel "methods"@en ;
  skos:member <https://concepts.sagepub.com/social-science/concept/degrees_of_freedom> .

<https://concepts.sagepub.com/social-science/concept/statistics_and_research_methods>
  skos:prefLabel "statistics and research methods"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/degrees_of_freedom> .