生信小组-day4
生成50个随机数
rnorm(50)
用50个随机数画图
plot(rnorm(50))
箱式图
boxplot(irisSpecies,col = c("lightblue","lightyellow","lightpink"))
显示工作目录
dir()
显示工作目录
list.files()
清空所有变量
rm(list = ls())
历史命令
history()
rnorm(50)
plot(rnorm(50))
boxplot(irisSpecies,col = c("lightblue","lightyellow","lightpink"))
dir()
list.files()
rm(list = ls())
history()