原理 比较两组就用t-test,比较三组及以上就用ANOVA.注意:我们默认说的都是one way ANOVA,也就是对group的分类标准只有一个,比如case和control(ABCD多组),two way就是分类标准有多个,比如case or control,male or femal. 方差分析的核心原理: Null hypothesis,any组之间的mean都没有差异: 统计检验,F分布: R实例 One-Way ANOVA Test in R my_data <- PlantGro…
摘要:Wright’s F‑statistics, and especially FST, provide important insights into the evolutionary processes that influence the structure of genetic variation within and among populations, and they are among the most widely used descriptive statistics in…