Warning! It seems that you are using Dodona within another webpage, so not everything may work properly. Let your teacher know so that he can solve the problem by adjusting a setting in the learning environment. In the meantime, you can click
this link to open Dodona in a new window.
Warning! The page was not fully loaded, probably because of a network issue. It could be that not all functionalities work as expected. Please try reloading the page.
Sign in to hand in your solution and get feedback.
# this is the code that is given to the student beforehand
set.seed(1)
train <- sample(nrow(Auto), floor(nrow(Auto)*0.5))
Feedback