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

n9j:-K2TR9SDX-T
  skos:prefLabel "research methods"@en ;
  a skos:Concept ;
  skos:narrower n9j:-TBPVHMR9-4 .

n9j:-TBPVHMR9-4
  owl:sameAs <https://concepts.sagepub.com/social-science/concept/experimental_studies_of_violence> ;
  skos:definition "The two hallmarks of an experimental study are control and random assignment. The researcher chooses the variable of interest (e.g., violent versus nonviolent video game) and then randomly assigns participants to levels of the variable (e.g., by flipping a coin). [Source: Encyclopedia of Children, Adolescents, and the Media; Violence, Experimental Studies of]"@en ;
  a skos:Concept ;
  skos:inScheme n9j: ;
  skos:broader n9j:-K2TR9SDX-T, n9j:-MH3RFW6R-3 ;
  skos:prefLabel "experimental studies of violence"@en .

n9j:-methods
  a isothes:ConceptGroup ;
  skos:prefLabel "methods"@en ;
  skos:member n9j:-TBPVHMR9-4 .

n9j: a skos:ConceptScheme .
n9j:-MH3RFW6R-3
  skos:prefLabel "violence and aggression"@en ;
  a skos:Concept ;
  skos:narrower n9j:-TBPVHMR9-4 .