expected length
[ɪkˈspɛktɪd lɛŋθ]
nounpl: expected lengths
comprimento esperado
1. In mathematics and statistics, the average or mean value of the length of an object, sequence, or process calculated based on probability distribution
The expected length of a random walk is determined by the probability of each step.
O comprimento esperado de um passeio aleatório é determinado pela probabilidade de cada passo.
2. In computer science, the anticipated or average size of a data structure or output based on algorithmic analysis
The expected length of the output string depends on the input parameters.
O comprimento esperado da cadeia de saída depende dos parâmetros de entrada.
3. In probability theory, the expected value of a random variable representing length or duration
We calculated the expected length of stay in the hospital based on historical data.
Calculamos o comprimento esperado da permanência no hospital com base em dados históricos.
This is primarily a technical and academic term used in mathematics, statistics, computer science, and engineering. It is not commonly used in everyday conversation in either Brazil or the USA. In Brazilian universities and technical contexts, 'comprimento esperado' is the standard term, while in Portugal the same terminology applies. The concept is essential in probability theory and algorithmic analysis across both English and Portuguese-speaking academic communities.
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