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1·Rules of arrival rate and customer waiting time are found through multiple statistical methods, such as One-Way ANOVA and K-Related Samples Nonparametric Tests.

运用单因素方差分析、假设检验等多种统计方法，分析了柜台服务过程以及关键输入、输出变量的变化规律；

2·In this paper, we analyze Questionnaire data and listed company public data with several nonparametric tests and ANOVA to study the influence factor of debt maturity structure decision.

本文运用多种非参数检验及方差分析方法，结合问卷调查数据及上市公司公开数据，研究了我国企业负债期限结构决策的影响因素。