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This approach also takes into account variations in the level of difficulty of your tests and a student's preparation. In your current grading system you may assign 70% as the breaking point between a "C" and a "D", and this will be much too subjective and totally unreasonable for some exams.
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Drop a frequently missed question in order to curve the grades of the entire class a little higher. Grading curve adjustments are handy when the majority of students do poorly on a specific question.
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Bell curve grading - Wikipedia, the free encyclopedia
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Students want to know how their grades will be determined, the weights of various tests and assignments, and the model of grading you will be using to calculate their grades: will the class be graded on a curve or by absolute standards?
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It is also striking how many educators never get beyond relatively insignificant questions, such as how many tests to give, ... Another route to gradual change is to begin by eliminating only the most pernicious practices, such as grading on a curve or ranking students. Although grades, per se, may continue for a while,
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This page is intended to help teachers curve tests. Normally, I am not a fan of "grading on the curve" but we all know there are times when it is called for.
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HOW I CALCULATE MY GRADING CURVES ... Tests can vary in difficulty. I always write fresh tests (there are many copies of old tests floating around) so the wording are order of things might vary from year to year (what might be important ... I do not curve down a test percentage <note that 'points' are not the same as percentage!> .
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Never "draw the lines once the curve is established." This is absurd if you have established learning objectives, ... If at all possible, post your key promptly and deal with all challenges before you begin the grading of tests. The first student to finish can post your copy of the key outside the room. ("The key is up,
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The notion of grading on the curve no doubt grew out of the fact that when large numbers of examinees are administered lengthy tests, the frequency distribution of the resulting scores typically tends toward the shape of the normal or "bell-shaped" curve.
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