Page:Popular Science Monthly Volume 78.djvu/399

Rh

credit (A) is from one per cent, in English to thirty-five per cent, in Greek. The range of grade B is from eleven per cent, in English, zoology, engineering and astronomy to thirty-three per cent, in fine arts. Grade C shows a minimum of eighteen per cent, in mathematics and a maximum of fifty-two per cent, in English. Grade D ranges from ten to thirty-one; grade E, from one to twenty-one. Courses with fewer than one hundred students are omitted, as the smaller courses are not fairly comparable in a single year with the larger ones on a percentage basis.

Still further to safeguard our comparisons, the intermediate and