Poisson's distribution

例句：

1. 1. The Poisson distribution is used to model the number of events in a given time interval.
   泊松分布用于模拟给定时间间隔内的事件数量。
2. 2.In statistics, the Poisson distribution is often used to model the probability of an event occurring.
   在统计学中，泊松分布常用于模拟事件发生的概率。
3. 3.The Poisson distribution is also used to model the number of customers at a particular store during a given period.
   泊松分布还用于模拟特定商店在给定时期内的顾客数量。