external validity
[ɪkˈstɜːrnəl vəˈlɪdəti]
nounfemininepl: external validities
validade externa
1. The degree to which the results of a research study can be generalized to populations, settings, times, and other conditions beyond the specific study conducted.
The study had good internal validity but poor external validity because the sample was too narrow and not representative of the general population.
O estudo tinha boa validade interna, mas fraca validade externa porque a amostra era muito estreita e não representativa da população geral.
2. The extent to which findings from an experiment can be applied to real-world situations and other contexts outside the laboratory setting.
Researchers questioned the external validity of the laboratory experiment when applied to natural environments.
Os pesquisadores questionaram a validade externa do experimento de laboratório quando aplicado a ambientes naturais.
External validity is a fundamental concept in research methodology taught in Brazilian and Portuguese universities. It reflects the positivist research tradition where the ability to generalize findings is considered crucial for scientific advancement. The term is widely used in academic papers, dissertations, and research seminars in both Brazil and Portugal, particularly in social sciences, psychology, and education fields.
Related Idioms & Phrases
generalize findings beyond the study
apply results to the real world
extend conclusions beyond the sample
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