levinyi/R_stuff

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R_stuff 01 mean 02 spearman 07. hist vs ggplot2 geom_histogram see https://www.jianshu.com/p/16e2022c025d data = read.csv("C:\\Users\\cy006\\Desktop\\01.R_test.csv", header=T) ID = c(0,1,2,3,4,5) Gender = c('male','female','male','female','male','female') Height = c(178,156,170,158,168,155) 次数直方图或频数直方图， hist(Height,freq = T) 频率直方图 hist(Height,freq = F) NO.5 install.packages("ggplot2") library(ggplot2) ggplot(data, aes(x=Height, y=..count.. )) + geom_histogram(stat="bin", binwidth = 4, colour="black",...