2019年3月4日
摘要: > patientID<-c(1,2,3,4)> age<-c(25,34,28,52)> diabetes<-c("Type1","Type2","Type1","Type1")> status<-c("Poor","Improved","Excellent","Poor")> patientda 阅读全文
posted @ 2019-03-04 14:21 caicai2019 阅读(1578) 评论(0) 推荐(0) 编辑