biased sample
[ˈbaɪəst ˈsæmpəl]
nounpl: biased samples
amostra enviesada
1. A sample selected or collected in a way that does not fairly represent the entire population, leading to skewed or inaccurate results
The survey had a biased sample because it only interviewed people at shopping malls during business hours, missing night workers and homebound individuals.
A pesquisa tinha uma amostra enviesada porque entrevistou apenas pessoas em centros comerciais durante o horário comercial, perdendo trabalhadores noturnos e pessoas presas em casa.
2. In statistics, a sample that systematically favors certain characteristics over others, compromising the validity of conclusions drawn from it
The study's biased sample of college graduates does not reflect the experiences of the entire working population.
A amostra enviesada de formados universitários do estudo não reflete as experiências de toda a população trabalhadora.
This term is primarily used in academic, statistical, and research contexts in both Brazil and the USA. It's critical in understanding research methodology and data validity. In Brazilian universities and research institutions, discussions about avoiding 'amostras enviesadas' are fundamental to teaching rigorous scientific methodology.
Look up more words on Fala2Me
The free English-Portuguese dictionary with real Brazilian accents, NYC slang, conjugator and more
Open Fala2Me →