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单词 Poisson distribution
释义

Definition of Poisson distribution in English:

Poisson distribution

nounˈpwʌsɒ̃pwäˈsän ˌdistrəˌbyo͞oSH(ə)n
Statistics
  • A discrete frequency distribution which gives the probability of a number of independent events occurring in a fixed time.

    Example sentencesExamples
    • Note that the numbers of mutations and gene conversion events per generation follow Poisson distributions.
    • In this he was the first to note that events with low frequency in a large population followed a Poisson distribution even when the probabilities of the events varied.
    • The Poisson distribution provides a statistical description of the number of enzymes in the droplet.
    • By using recurrence relations for the probability distributions, they show that in several cases the numbers of homozygous and heterozygous loci have independent Poisson distributions.
    • Because of the extreme non-normality of these scores, we used a statistical test for two Poisson distributions.

Origin

Late 19th century: named after the French mathematical physicist Siméon-Denis Poisson( 1781–1840).

 
 

Definition of Poisson distribution in US English:

Poisson distribution

nounpwäˈsän ˌdistrəˌbyo͞oSH(ə)n
Statistics
  • A discrete frequency distribution which gives the probability of a number of independent events occurring in a fixed time.

    Example sentencesExamples
    • In this he was the first to note that events with low frequency in a large population followed a Poisson distribution even when the probabilities of the events varied.
    • Because of the extreme non-normality of these scores, we used a statistical test for two Poisson distributions.
    • By using recurrence relations for the probability distributions, they show that in several cases the numbers of homozygous and heterozygous loci have independent Poisson distributions.
    • Note that the numbers of mutations and gene conversion events per generation follow Poisson distributions.
    • The Poisson distribution provides a statistical description of the number of enzymes in the droplet.

Origin

Late 19th century: named after the French mathematical physicist Siméon-Denis Poisson( 1781–1840).

 
 
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更新时间:2024/12/23 8:26:03