trinomial distribution

• 三项分布

trinomial distribution的用法和样例：

例句

1. It also points out that binomial distribution is widely used in many other fields, for example, it is typically used in human recourses management and risk management.
   但二项分布在其他领域中却有着广泛的应用，譬如在人力资源管理和风险管理上就有典型的应用。