> install.packages("ggplot2")
> ...
> require(ggplot2)
> data(diamonds)
> head(diamonds)
carat cut color clarity depth table price x y z
1 0.23 Ideal E SI2 61.5 55 326 3.95 3.98 2.43
2 0.21 Premium E SI1 59.8 61 326 3.89 3.84 2.31
3 0.23 Good E VS1 56.9 65 327 4.05 4.07 2.31
4 0.29 Premium I VS2 62.4 58 334 4.20 4.23 2.63
5 0.31 Good J SI2 63.3 58 335 4.34 4.35 2.75
6 0.24 Very Good J VVS2 62.8 57 336 3.94 3.96 2.48
>
整理自 R 軟體資料分析基礎與應用 -- Ch07 : 統計繪圖
（一）R 內建的基本繪圖功能
> install.packages("ggplot2")> ...> require(ggplot2)> data(diamonds)> head(diamonds) carat cut color clarity depth table price x y z1 0.23 Ideal E SI2 61.5 55 326 3.95 3.98 2.432 0.21 Premium E SI1 59.8 61 326 3.89 3.84 2.313 0.23 Good E VS1 56.9 65 327 4.05 4.07 2.314 0.29 Premium I VS2 62.4 58 334 4.20 4.23 2.635 0.31 Good J SI2 63.3 58 335 4.34 4.35 2.756 0.24 Very Good J VVS2 62.8 57 336 3.94 3.96 2.48>