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Mathematics, 15.04.2021 14:00 gungamer720

The grades on the last art exam had a mean of 75%. Assume the population of grades on art exams is known to be distributed normally, with a standard deviation of 7%. Approximately what percent of students earn a score between 75% and 82%? (6 points) 37.2%
84.1%
34.1%
50%

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The grades on the last art exam had a mean of 75%. Assume the population of grades on art exams is k...
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