binomial distribution

[baɪˈnoʊmiəl dɪstrɪˈbjuːʃən]
nounfemininepl: binomial distributions / distribuições binomiais
distribuição binomial
1. A probability distribution that describes the number of successes in a fixed number of independent Bernoulli trials, each with the same probability of success
The binomial distribution is used to model the number of heads when flipping a coin 10 times.
A distribuição binomial é usada para modelar o número de caras ao lançar uma moeda 10 vezes.
2. A discrete probability distribution characterized by two parameters: n (number of trials) and p (probability of success on each trial)
In quality control, the binomial distribution helps determine the expected number of defective items in a batch.
No controle de qualidade, a distribuição binomial ajuda a determinar o número esperado de itens defeituosos em um lote.
This is a fundamental concept in statistics and probability theory taught extensively in Brazilian universities, particularly in engineering, mathematics, economics, and business programs. The term is used identically in Portugal and Brazil, reflecting the standardized nature of mathematical terminology across Portuguese-speaking countries. In the USA, it's essential in data science, quality control, and epidemiology fields.
Synonyms / Sinônimos
Bernoulli distribution (special case)binomial probability distributiondiscrete probability distribution

Regional Variations

General Brazilian
distribuição binomial
Standard term used in academic and professional contexts
São Paulo
distribuição binomial
Commonly used in engineering and statistical departments
Rio de Janeiro
distribuição binomial
Standard usage in universities and research institutions
Portugal
distribuição binomial
Identical to Brazilian Portuguese; used in Portuguese academic settings

Related Words

probability distributionBernoulli trialnormal distributionPoisson distributionvarianceexpected valuestandard deviationstatistical inference
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