立即学习:https://edu.youkuaiyun.com/course/play/24913/285834?utm_source=blogtoedu
plot绘制因子
plot(f)
#f为因子,生成f的直方图
a = sample(c("a", "b", "c"), 20, replace = T)
f = factor(a)
plot(f)
对应结果:
立即学习:https://edu.youkuaiyun.com/course/play/24913/285834?utm_source=blogtoedu
plot绘制因子
plot(f)
#f为因子,生成f的直方图
a = sample(c("a", "b", "c"), 20, replace = T)
f = factor(a)
plot(f)
对应结果: