Can someone tell me the answer to the ones with the question marks. Ill give a brainliest
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Mathematics, 22.05.2021 03:10 addidas234cs
Can someone tell me the answer to the ones with the question marks. Ill give a brainliest
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Answers: 3
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Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least βc.β using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least βcβ?
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