survey sampling
[/sərˈveɪ ˈsæmplɪŋ/]
noun
amostragem de pesquisa
1. A statistical method of selecting a subset of individuals from a population to estimate characteristics of the entire population through a survey or questionnaire
Survey sampling allows researchers to collect data from a representative group rather than the entire population.
A amostragem de pesquisa permite que pesquisadores coletem dados de um grupo representativo em vez de toda a população.
2. The process of designing and implementing a sampling plan for conducting surveys, including determining sample size, selection method, and data collection procedures
Proper survey sampling techniques are essential for obtaining reliable and valid results in market research studies.
Técnicas adequadas de amostragem de pesquisa são essenciais para obter resultados confiáveis e válidos em estudos de pesquisa de mercado.
Survey sampling is fundamental in both Brazilian and American research practices, widely used in market research, social sciences, and government statistics. In Brazil, it's particularly important for large-scale national surveys (IBGE studies). In the USA, it's essential for opinion polls, Census Bureau supplementary surveys, and commercial market research.
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