摘要
本文根据我校医院纤维胃镜检查资料,用x^2检验及主成份分析方法,讨论了胃病与职业、年龄和性别之间的关系.
According to the examination data of fibre gastroscope in the hospitalty of this university, this paper discusses the relation between gastric disease and occupation, age as well as sex by employing the x^2 test and principle components analysis.
出处
《应用数学》
CSCD
北大核心
1992年第2期42-46,共5页
Mathematica Applicata
关键词
统计分析
纤维
胃镜检查
胃病
Statistical analysis
x^2 test
Fibre Gastroscope examination
