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我写了一个循环,在该循环中遍历给定.csv的列并运行anova和posthoc测试。然后我将每个结果合并到一个数据框中并将其导出到一个.csv文件。但是,我无法获得rbind()来构建我的data.frame。对此有何帮助?下面是该脚本:rbind()只迭代最后3个anova结果?
setwd("~/School/Lab/mice/sugar_study_2015/MG-RAST and Metagenassist/Trimmed/R. CSV")
#Save your Datasheet into variable X
x <- read.csv("T0_B_Class_Anova.csv")
x = x[1:9,]
x[is.na(x)] <- 0
DF.Anova <- data.frame()
DF.Tukey <- data.frame()
#Counts through the columns
for(i in 2:(ncol(x)-1)){
columns <- names(x[i])
##Runs an ANOVA - 'Group' being a grouping factor
anovaresult <- anova(aov(x[,i]~Group,data=x))
DF.Anova <- rbind(DF.Anova, anovaresult)
##fix anova into data frame
Famall = colnames(x)
Famall = as.data.frame(Famall)
Famall = Famall[2:83,]
Famall = as.data.frame(Famall)
DFanovanames = rep(Famall, each = 2)
DFanovanames = as.data.frame(DFanovanames)
#install.packages("tidyr")
library(tidyr)
anovanames = data.frame(Names=unlist(DFanovanames, use.names = FALSE))
o.anovanames = dplyr::arrange(anovanames, Names)
###dont forget to change this**************************
finalanova_BFT0 = cbind(rn = rownames(DF.Anova), DF.Anova, o.anovanames)
##Runs Tukeys Post-hoc test on Anova
posthocresult <- TukeyHSD(aov(x[,i]~Group,data=x))
DF.Tukey <- rbind(DF.Tukey, posthocresult$Group)
##fix tukey into data frame
Famname = colnames(x)
Famname = as.data.frame(Famname)
Famname = Famname[2:83,]
Famname = as.data.frame(Famname)
DFposthocnames = rep(Famname, each = 3)
DFposthocnames = data.frame(DFposthocnames)
#install.packages("tidyr")
library(tidyr)
library(dplyr)
posthocnames = data.frame(Names=unlist(DFposthocnames, use.names = FALSE))
o.posthocnames = dplyr::arrange(posthocnames, Names)
###dont forget to change this****************************
finalposthoc_BFT0 = cbind(rn = rownames(DF.Tukey), DF.Tukey, o.posthocnames)
##Prints posthoc results into txt file
print(columns)
print(anovaresult)
print(posthocresult)
}
write.csv(finalanova_BFT0, file="testfinalanova_BCT0")
write.csv(finalposthoc_BFT0, file="finalposthoc_BCT0")
你可以找到示例.csv here
你确定您的数据是否正确读取?你的'setwd'调用看起来不正确 – tbradley
如果你提供了一个[最小可重现的例子],回答你的问题会更容易(https://stackoverflow.com/questions/5963269/how-to-make-a-great-r-可重现的例子),而不是链接到数据。 –
我已编辑数据集以包含3列。我不想从脚本中删除任何内容,因为我不确定它在哪里出错。我盯着这件事一两个小时,无法弄清楚。 – Haley