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单词 to grade on a curve
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to grade (also mark) (a test, exam, etc.) on a curve
P2. Originally U.S. to grade (also mark) (a test, exam, etc.) on a curve: to assign grades or examination scores to (a test, exam, etc.) so that they fit a particular probability distribution, typically in order to eliminate the effect of such factors as variation in difficulty between exams set on different occasions. Also occasionally intransitive.A Gaussian distribution is typically used.Quot. 1935 shows earlier use of grading n. in the same context. Quot. 1923 apparently refers to statistical assessment of students' learning.
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1923 U. Sinclair Goose-step lxii. 304 Mr. Mencken insists that a student got his doctorate degree for marking on a curve the vocabulary of Latin students after six months' training.
1935 Atlantic Monthly Dec. 743/2 Woven through this tangled warp of terms we find the mysterious woof of objective standardized tests, grading on a curve, a sinister, if not diabolical, sigma accompanied by knowledges and skills,..by modes, averages, means, standard deviations.]
1938 Amer. Math. Monthly Jan. 32 He should tell the class what topics the course covers, that he does not grade on a curve, how the final grade is made out.
1939 H. L. Marcoux College Guide Business Eng. i. 29 Susan..knew that everyone in the course could not get high marks for reports graded on a curve.
1963 D. T. Stanley Professional Personnel City N.Y. vi. 145 He saw the examination and thought it was a good test, but objected to the tendency to mark on a curve in order to pass enough people.
2008 Financial Times 27 Oct. (Business Education section) 16/1 If everyone did not complete the readings for tomorrow's class, we would all be fine, since the course is graded on a curve.
extracted from curveadj.n.
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更新时间:2024/11/11 5:56:30