@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/testing,_measurement,_and_evaluation>
  skos:prefLabel "testing, measurement, and evaluation"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/external_validity> .

<https://concepts.sagepub.com/social-science/concept/validity>
  skos:prefLabel "validity"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/external_validity> .

<https://concepts.sagepub.com/social-science/concept/sampling>
  skos:prefLabel "sampling"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/external_validity> .

<https://concepts.sagepub.com/social-science/concept/external_validity>
  skos:definition "External validity is a property that allows research findings to be generalized to a larger POPULATION. External validity is a concern when constructing experimental and non-experimental (OBSERVATIONAL) RESEARCH designs. Researchers can ensure external validity through careful construction of their research design. [Source: <a href=\"https://sk.sagepub.com/reference/socialscience/n318.xml\" target=\"_blank\" data-id=\"to-sk\">The SAGE Encyclopedia of Social Science Research Methods; External Validity</a>]"@en ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/validity>, <https://concepts.sagepub.com/social-science/concept/sampling>, <https://concepts.sagepub.com/social-science/concept/testing,_measurement,_and_evaluation> ;
  skos:prefLabel "external validity"@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/external_validity> .