Compute grade in exam if mean and score is given

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Reference no: EM13101238

Last week Sarah had exams in Math and in Spanish. On math exam, mean was m = 40 with s = 5, and Sarah had a score of X = 45. On the Spanish exam, mean was m = 60 with s = 8 and Sarah had the score of X = 68. For which class should Sara expect better grade?

Reference no: EM13101238

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