english: So Andrew and his students went in, looked at some of those assignments, understood the root cause of the misconception, and then they produced a targeted error message that would be provided to every student whose answer fell into that bucket, which means that students who made that same mistake would now get personalized feedback telling them how to fix their misconception much more effectively.
non_english: Endru i njegovi učenici su bacili pogled, pogledali neke od tih zadataka, razumeli koren ovog nesporazuma, i onda napravili poruku koja ukazuje na tu grešku koja će se pokazati svakom studentu čiji odgovor padne u tu grupu, što znači da se studentima koji naprave istu grešku sada pruža lična povratna informacija koja im govori kako da isprave grešku na efektivniji način.