A new two-part test based on density ratio model for zero-inflated continuous distributions

• 作 者: LU Ya-hui LIU Ai-yi JIANG Meng
• 机 构: SchoolofStatisticsandMathematics,BiostatisticsandBioinformaticsBranch,HangzhouCommercialCollege
• 出 处: 高校应用数学学报:英文版(B辑)
• 发表日期: 2020年2期
• 关键词: two-part test zero-in ated continuous distributions density ratio model
• 基金项目: Supported by the National Natural Science Foundation of China(No.11971433),the First Class Discipline of Zhejiang-A(Zhejiang Gongshang University-Statistics),the Intramural Research Program of the Eun

In this paper,we consider testing the hypothesis concerning the means of two independent semicontinuous distributions whose observations are zero-inflated,characterized by a sizable number of zeros and positive observations from a continuous distribution.