characteristic root test

• 特征根检验

characteristic root test的用法和样例：

例句

1. Duing to the root unit test's particularity, it can meet the hypothesis of martingale, so it may be more reasonable than the random walk test.
   由于股价指数时间序列的单位根检验能够满足鞅假定的要求，故较之随机游走检验对股票市场弱式有效性的验证更具合理性。