random error
[/ˈrændəm ˈerər/]
nounpl: random errors
erro aleatório
1. An unpredictable variation in measurement or observation that occurs due to chance factors, affecting the accuracy of results in unpredictable directions
The random error in our experiment was caused by slight temperature fluctuations during measurement.
O erro aleatório em nosso experimento foi causado por pequenas flutuações de temperatura durante a medição.
2. In statistics and scientific research, a type of error that cannot be controlled and tends to balance out over multiple measurements
Random errors are difficult to eliminate but can be reduced by repeating measurements multiple times.
Erros aleatórios são difíceis de eliminar, mas podem ser reduzidos repetindo as medições várias vezes.
This is primarily a technical and scientific term used in both Brazilian and international academic contexts. It is fundamental in experimental design, quality control, and statistical analysis. The term maintains consistent usage across English and Portuguese-speaking scientific communities.
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