One of the obstacles to acceptance of massive open online courses is the potential for widespread cheating. Two researchers are offering a solution – but it may require MOOC instructors to do a little homework themselves.
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/X...
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/X...