ポアソン分布ぶんぷ

noun

Poisson distribution

A discrete probability distribution expressing the probability of a given number of events occurring in a fixed interval of time or space. Used in statistics and probability theory.

• ポアソン分ぶん布ぷは、まれな事じ象しょうの発はっ生せい回かい数すうをモデル化かするのに使つかわれる。

  The Poisson distribution is used to model the number of occurrences of rare events.