@prefix n9j: <http://data.loterre.fr/ark:/67375/N9J> .
@prefix isothes: <http://purl.org/iso25964/skos-thes#> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .

n9j:-methods
  a isothes:ConceptGroup ;
  skos:prefLabel "methods"@en ;
  skos:member n9j:-W02WD3ZC-0 .

n9j: a skos:ConceptScheme .
n9j:-KD1P80BX-D
  skos:prefLabel "covariance matrix"@en ;
  a skos:Concept ;
  skos:broader n9j:-W02WD3ZC-0 .

n9j:-W02WD3ZC-0
  owl:sameAs <https://concepts.sagepub.com/social-science/concept/covariance> ;
  skos:narrower n9j:-XZLH4ZHV-K, n9j:-KD1P80BX-D ;
  skos:definition "Covariance is a measure of covariation, or linear relationship, between two variables that is expressed in the original units of measurement. Equation 1 formalizes this definition for the population covariance. [Source: Encyclopedia of Measurement and Statistics; Covariance]"@en ;
  a skos:Concept ;
  skos:inScheme n9j: ;
  skos:broader n9j:-RXS7VV30-6 ;
  skos:prefLabel "covariance"@en .

n9j:-RXS7VV30-6
  skos:prefLabel "quantitative data analysis"@en ;
  a skos:Concept ;
  skos:narrower n9j:-W02WD3ZC-0 .

n9j:-XZLH4ZHV-K
  skos:prefLabel "covariance structure models"@en ;
  a skos:Concept ;
  skos:broader n9j:-W02WD3ZC-0 .