R sobresaliente
data1 <- data.frame(x = 1:5, # Create three data frames
y = 1:5)
data2 <- data.frame(x1 = 5:1,
x2 = 9:5,
x3 = 7)
data3 <- data.frame(x = letters[1:5],
y = letters[1:5])
Bushra