R语言:图形

经常使用的图形,这里给出案例:css barplot 条形图、单向量条形图 > attach(mtcars) The following object is masked from package:ggplot2: mpg > names(mtcars) [1] "mpg" "cyl" "disp" "hp" "drat" "wt" [7] "qsec"
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