population representativeness
[/ˌpɒpjuˈleɪʃən ˌreprɪˈzɛntətɪvnəs/]
noun
representatividade populacional
1. The degree to which a sample or group accurately reflects the characteristics, demographics, and diversity of the larger population from which it is drawn
The study's population representativeness was questioned because it only included urban participants.
A representatividade populacional do estudo foi questionada porque incluía apenas participantes urbanos.
2. The quality or state of being representative of all segments and subgroups within a population
Ensuring population representativeness in clinical trials requires careful sampling methodology.
Garantir a representatividade populacional em ensaios clínicos requer metodologia cuidadosa de amostragem.
3. The extent to which findings from a research sample can be generalized to the entire population
Low population representativeness limits the external validity of the research.
A baixa representatividade populacional limita a validade externa da pesquisa.
This term is primarily used in academic, scientific, and market research contexts in both Brazil and the USA. In Brazil, it is commonly discussed in university research methodologies and in regulatory contexts for pharmaceutical and health studies. The concept is critical in Brazilian census data (IBGE) and public policy research. In the USA, it is fundamental to ensuring research ethics and avoiding discriminatory outcomes in clinical trials and social science research.
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