If you are a student and you are worried about you statistical ＃Assignments， ＃Data ＃Analysis， ＃Thesis， ＃Reports， ＃Composing， ＃Quizzes， Exams.. And if you are facing problem in ＃SPSS， ＃R-Programming， ＃Excel， Mplus， then contact me. Because I could provide you the best services for your Data Analysis.
If you are a student and you are worried about you statistical ＃Assignments， ＃Data ＃Analysis， ＃Thesis， ＃Reports， ＃Composing， ＃Quizzes， Exams.. And if you are facing problem in ＃SPSS， ＃R-Programming， ＃Excel， Mplus， then contact me. Because I could provide you the best services for your Data Analysis.
元旦前在人民日报中央厨房上看到一篇文章，叫做“比肩辉瑞的国产新冠药物VV116，是这样研制和临床试验的”，想来就把文献原文找来读了读，写下本文分享给大家，本文主要关注文章的正文中主要统计设计，前面的实验设计，包括盲法，纳排标准统统不在本文考虑，主要目的是让大家感受下NEJM的杂志的统计做法到底有多“难”。
作者将关心的主变量TTI进行了分类处理，将延迟治疗时间分了4类:TTI was a categorical variable with 4 levels: 8 to 60， 61 to 120， 121 to 180， and greater than 180 days。
数据说明基于抖音系列第二轮活动各关卡进度记录数据（2022年8月8日~8月14日，即8月第二周）读取数据与展示library(readxl) # install.packages("readxl", repos = "https://mirrors.ustc.edu.
