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Preferred term

external/internal validity  

Definition

  • External and internal validity are crucial to the success of experimental studies in curriculum. Results of a study are said to be externally valid if inferences can be confidently made from the study's sample, either to a particular target population or across various populations and settings. [Source: Encyclopedia of Curriculum Studies; Validity, External/Internal]

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URI

https://concepts.sagepub.com/social-science/concept/external_internal_validity

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