R기초; R 기초 - ggplot2 그래픽6 - 그래프 배치 및 저장 library(ggplot2) libray(car) str(Salaries) ggplot(Salaries, aes(x=rank)) + geom_bar(fill="steelblue") ggplot(Salaries, aes(x=salary)) + geom_histogram(fill="maroon") ggplot(Salaries, aes(x=yrs.since.phd, y=salary)) + geom_point(color="orange") ggplot(Salaries, aes(x=rank, y=salary)) + geom_boxplot(fill="mistyrose") install.packages("gridExtra") library(grid.....
