random sample
[ˈrændəm ˈsæmpəl]
nounpl: random samples
amostra aleatória
1. a subset of a population selected in such a way that every member of the population has an equal chance of being chosen
The researcher used a random sample of 500 households to conduct the survey.
O pesquisador utilizou uma amostra aleatória de 500 domicílios para realizar a pesquisa.
2. a sample obtained by a random selection process to ensure unbiased representation
A random sample helps eliminate bias in statistical research.
Uma amostra aleatória ajuda a eliminar vieses na pesquisa estatística.
In both Brazilian and American academic contexts, random sampling is a fundamental concept in statistics, market research, and social sciences. It is considered the gold standard for obtaining representative samples, particularly in quantitative research methodologies.
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