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Mathematics, 01.09.2019 16:00 oceaneyez
The grades on the last science exam had a mean of 89%. assume the population of grades on science exams is known to be distributed normally, with a standard deviation of 14%. approximately what percent of students earn a score between 75% and 89%?
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The grades on the last science exam had a mean of 89%. assume the population of grades on science ex...
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