sample unit
[ˈsæmpəl ˈjuːnɪt]
nounpl: sample units
unidade amostral
1. A single individual, item, or element selected from a population for statistical analysis or quality control testing
Each sample unit was tested for defects before being shipped to customers.
Cada unidade amostral foi testada quanto a defeitos antes de ser enviada aos clientes.
2. In research methodology, the basic unit of observation or measurement in a sampling design
The researchers selected 500 sample units from the target population for their survey.
Os pesquisadores selecionaram 500 unidades amostrais da população-alvo para sua pesquisa.
3. In quality assurance, a single product or batch component examined for conformity to standards
The quality inspector examined each sample unit under strict laboratory conditions.
O inspetor de qualidade examinou cada unidade amostral em condições rigorosas de laboratório.
In Brazilian industrial and academic contexts, 'unidade amostral' is the standard technical term used in quality management systems (ISO standards) and statistical research. In Portugal, 'unidade de amostragem' is preferred in formal academic and scientific publications. The term reflects the increasingly technical and standardized language used in manufacturing and research sectors across Portuguese-speaking countries.
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