Mr. McNamar conducted an experiment with a sad outcome. Or not, from Jumper Girl's point of view.
I merely explained the importance of adhering to the grammatical rules as well as the importance of expressing oneself clearly. I thought that my students would appreciate what I had done for them, and also what this wonderful professor had done as well. Here they were, seniors in high school, having an essay scored by a professor at a private liberal arts university. The information they received should benefit them greatly.
Apparently they all don't see it that way: