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

n9j:-RZZS9MTR-2
  owl:sameAs <https://concepts.sagepub.com/social-science/concept/sample_size_and_power> ;
  skos:definition "Often the main aim of a medical study is to estimate or test an unknown parameter of interest, such as the incidence of a certain disease, the effect of a certain treatment, or the relative risk associated with a certain exposure. An important issue in the design of a study is the choice of the number of subjects to include. [Source: Encyclopedia of Medical Decision Making; Sample Size and Power]"@en ;
  a skos:Concept ;
  skos:inScheme n9j: ;
  skos:broader n9j:-Q78M8VWZ-3 ;
  skos:prefLabel "sample size and power"@en .

n9j:-Q78M8VWZ-3
  skos:prefLabel "biostatistics and clinical epidemiology"@en ;
  a skos:Concept ;
  skos:narrower n9j:-RZZS9MTR-2 .

n9j:-methods
  a isothes:ConceptGroup ;
  skos:prefLabel "methods"@en ;
  skos:member n9j:-RZZS9MTR-2 .

n9j: a skos:ConceptScheme .