Thesis is obvious or general. Evidence is only vaguely related to argument. Evidence is stated but not analyzed to show relation to argument. Contrary evidence is ignored. Paper is correctly spelled.
Thesis is focused and clear.
Overall argument and argument in each paragraph is clear and convincing. Evidence is appropriate to the argument and analyzed to show its appropriateness. Contrary evidence is considered and refuted. Thesis is original and goes beyond lecture and readings. Argumentation is especially acute and appropriate to the thesis.