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Algebra

Mr. Variability is using a normal curve to assign exam grades for his class. This means students more than 2 standard deviations from the class mean will receive an F. If the class mean is 82% and the standard deviation is 4.5%, what would be the highest F on the exam?

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  1. well, 2 sd's would be 9%
    so 82-9 = .....

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