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.
Leave-One-Out Cross-Validation 1
glm.fit2 <- glm(mpg ~ poly(horsepower, 2), data = Auto)
cv.err2 <- ...
cv.delta2 <- ...