random fluctuation
[ˈrændəm flʌkˈtʃueɪʃən]
nounpl: random fluctuations
flutuação aleatória
1. An unpredictable variation or change in a value, measurement, or quantity that occurs by chance rather than following a predictable pattern
The random fluctuations in stock prices make it difficult to predict market trends.
As flutuações aleatórias nos preços das ações dificultam a previsão das tendências do mercado.
2. In statistics and science, a deviation from an expected value due to chance or natural variability rather than systematic causes
The random fluctuations in the experimental data were within acceptable margins of error.
As flutuações aleatórias nos dados experimentais estavam dentro das margens de erro aceitáveis.
3. Irregular oscillations or variations in a system that lack a discernible pattern or cause
Random fluctuations in temperature can affect the accuracy of sensitive instruments.
Flutuações aleatórias na temperatura podem afetar a precisão dos instrumentos sensíveis.
Random fluctuation is primarily a technical and scientific term used in academia, finance, and research across English and Portuguese-speaking regions. It is commonly employed in discussions of data analysis, stock markets, physics, and quality control. The term carries no regional colloquialisms and maintains consistent meaning across Brazil, Portugal, and the United States.
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