第1个回答 2017-08-10
require(ggplot2)
vd = rbind(data.frame(v=vd1, y=y, t=as.factor(1)), data.frame(v=vd2, y=y, t=as.factor(0)))
ggplot(vd, aes(x=v, y=y)) + geom_point(aes(color=t))
第2个回答 推荐于2018-01-13
require(ggplot2)
vd = rbind(data.frame(v=vd1, y=y, t=as.factor(1)), data.frame(v=vd2, y=y, t=as.factor(0)))
ggplot(vd, aes(x=v, y=y)) + geom_point(aes(color=t))本回答被网友采纳