R语言 ggplot2绘制柱状图加误差线 2020-07-05

## 构建数据 dat <- data.frame(var = c("A","B","C"), mean =c (0.25,0.45,0.65), sd = c(0.1,0.15,0.2)) > dat   var mean  &n ...

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R语言 将数据写入到同一个Excel的多个Sheet中 2020-07-03

## library(openxlsx) ## Create a new workbook wb <- createWorkbook() ## Add 3 worksheets addWorksheet(wb, sheetName = "Sheet 1")  ...

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R语言 读入数据并进行行列互换（转置） 2020-06-27

## library(openxlsx)     dat <-  read.xlsx("dataFile.xlsx", 1, rowName=TRUE) # Sheet=1     head(dat) &n ...

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