dat <- read.table(header=T, text=' name height.t1 weight.t1 height.t2 weight.t2 height.t3 weight.t3 Sohn 158 49 166 56 170 60 Mija 155 44 160 51 161 54 James 159 50 165 55 169 59 Mary 156 47 158 50 159 53 ') head(dat) ## name height.t1 weight.t1 height.t2 weight.t2 height.t3 weight.t3 ## 1 Sohn 158 49 166 … Wide to Long 2 계속 읽기