John Markoff at the New York Times explains : Anant Agarwal, an electrical engineer who is president of EdX, predicted that the instant-grading software would be a useful pedagogical tool, enabling students to take tests and write essays over and over and improve the quality of their answers.
Technology is becoming more and more important in schools and education, but is there a limit to what computers should do in the classroom? The secret of all studies of this type is simple-- make the humans follow the same algorithm used by the computer rather than he kind of scoring that an actual English teacher would use.
If raters do not consistently agree within one point, their training may be at fault.
IEA was first used to score essays in for their undergraduate courses. Some researchers have reported that their AES systems can, in fact, do better than a human. Agarwal said. I look at K policies and practices from the classroom perspective.
Share to facebook Share to twitter Share to linkedin For some education reformers, the dream is to have the computer grade everything.