Mathematics
Mathematics, 01.02.2020 22:43, spookymod4845

The scores on a final exam were approximately normally distributed with a mean of 82 and a standard deviation of 11. if 85 students took the exam, and above a 60 is a passing grade, how many students failed the exam?

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The scores on a final exam were approximately normally distributed with a mean of 82 and a standard...

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