Low marks all round

摘要

At its heart-as in so many scandals— lay a simple thing: the friction of rubber on paper. Too many wrong answers were erased, too many right ones inserted. Questions about dramatic improvements in standardised-test scores taken by children in Atlanta's public schools (aps) were first raised a decade ago. They were thoroughly answered last week when Governor Nathan Deal released a report that found cheating throughout Atlanta's school system, not by pupils but by teachers, with the superintendent and her administration either encouraging it or turning a blind eye.