parametric test
[/pærəˈmɛtrɪk tɛst/]
nounpl: parametric tests
teste paramétrico
1. A statistical test that makes assumptions about the parameters of the population distribution, typically assuming a normal distribution, used to test hypotheses about population means or variances
The researcher used a parametric test to compare the means of two groups because the data met the assumption of normality.
O pesquisador utilizou um teste paramétrico para comparar as médias de dois grupos porque os dados atenderam ao pressuposto de normalidade.
2. In statistics, a test that requires specific assumptions about the data distribution and is generally more powerful when those assumptions are met
A t-test is a common parametric test used when comparing two independent samples.
O teste t é um teste paramétrico comum usado na comparação de duas amostras independentes.
Parametric tests are fundamental concepts in quantitative research across North American and Brazilian universities. In Brazil, understanding the distinction between parametric and non-parametric tests is crucial in graduate-level statistics courses and research methodology. The term is used identically in both Portuguese-speaking countries and the USA, reflecting the international standardization of statistical terminology in academic contexts.
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