expected value of length

[ɪkˈspɛktɪd ˈvæljuː əv ˈlɛŋθ]
nounpl: expected values of length
valor esperado do comprimento
1. In probability and statistics, the average or mean length of a variable-length sequence, object, or process, calculated by multiplying each possible length by its probability and summing all products
The expected value of length of a randomly generated password determines its average security strength.
O valor esperado do comprimento de uma senha gerada aleatoriamente determina sua força média de segurança.
2. In computer science and information theory, the weighted average outcome regarding the length of data, sequences, or computational processes
We calculated the expected value of length for the algorithm's execution chain.
Calculamos o valor esperado do comprimento da cadeia de execução do algoritmo.
3. Mathematical expectation (E[L]) applied to length as a random variable
The expected value of length of the queue was computed using the probability distribution of arrival times.
O valor esperado do comprimento da fila foi calculado usando a distribuição de probabilidade dos tempos de chegada.
This is primarily technical and academic terminology used in mathematics, statistics, and computer science fields across both English-speaking and Portuguese-speaking countries. It is rarely used in everyday conversation and is specific to scientific and engineering contexts where probability theory is applied.
Synonyms / Sinônimos
mean lengthaverage lengthexpected lengthmathematical expectation of length
Antonyms / Antônimos
variance of lengthactual length

Regional Variations

General Brazilian
valor esperado do comprimento
Standard academic and technical terminology
Portugal
valor esperado do comprimento
Same usage as Brazilian Portuguese in technical contexts
Technical English (USA)
expected value of length
Predominantly used in mathematics, statistics, and computer science literature

Related Words

probability distributionrandom variablemathematical expectationmeanvariancestandard deviationweighted averagestochastic process

Related Idioms & Phrases

calculate the expected value
expected value of the population
long-run average
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