multiple comparisons
[ˈmʌltɪpl kəmˈpærɪsənz]
noun
comparações múltiplas
1. A statistical technique involving the comparison of multiple groups or conditions simultaneously, requiring adjustment to control for increased Type I error rates
When conducting multiple comparisons in ANOVA, researchers must apply corrections like Bonferroni to reduce false positives.
Ao realizar comparações múltiplas em ANOVA, os pesquisadores devem aplicar correções como Bonferroni para reduzir falsos positivos.
2. The procedure of comparing more than two means or proportions in a single statistical analysis
The study used multiple comparisons to test differences across five treatment groups.
O estudo utilizou comparações múltiplas para testar diferenças entre cinco grupos de tratamento.
This is primarily a technical statistical term used equally in Brazil, Portugal, and English-speaking countries. It is fundamental in experimental design and hypothesis testing, particularly in medical research, psychology, and life sciences where simultaneous testing of multiple hypotheses is common. The term reflects the global standardization of statistical methodology in academic research.
Related Idioms & Phrases
correction for multiple comparisons
adjustment for multiple comparisons
problem of multiple comparisons
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