R語言定義數據框的行名和列名

假設有三組數據: > weight = c(150, 135, 210, 140) > height = c(65, 61, 70, 65) > gender = c("Fe","Fe","M","Fe") 據此,咱們可以獲得數據框study: > study = data.frame(weight,height,gender) > study   weight height gender 1 1
相關文章
相關標籤/搜索