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Mathematics, 12.07.2021 08:00 sidneydominguez2323
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A set of quiz scores has a mean of 78 and a standard
deviation of 9. Using a common grading scale where 60
and above is a passing score, what percentage of the
students passed this test?
Explain your answer in terms of the 68-95-99.7 rule.
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Answers: 1
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A set of quiz scores has a mean of 78 and a standard
deviation of 9. Using a common gradi...
deviation of 9. Using a common gradi...
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