我想使用 ggplot2
注释每个箱线图的平均值.但是,我无法弄清楚如何将标记它们各自框内均值的符号水平居中(见下图)。
MWE如下供引用:
library(ggplot2)
ggplot(data=mpg, mapping=aes(x=class, y=hwy)) +
geom_boxplot(aes(color = drv), outlier.shape = NA) +
stat_summary(fun.y = mean, geom = "point", size=2, aes(shape = drv, color = drv)) +
theme_bw()
最佳答案
试试 position_dodge()
ggplot(data=mpg, mapping=aes(x=class, y=hwy)) +
geom_boxplot(aes(color = drv), outlier.shape = NA) +
stat_summary(fun.y = mean, geom = "point", size=2, aes(shape = drv, color = drv),
position = position_dodge(width = .75)) +
theme_bw()
关于r - ggplot2:stat_summary 与 geom_boxplot 的水平位置,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/37764348/