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Exam scores in a MATH 1030 classis approximately normally distributed with mean 89and standard deviation 5.5. Round answers to the nearest tenth of a percent.

Exam scores in a MATH 1030 classis approximately normally distributed with mean 89and standard deviation 5.5. Round answers to the nearest tenth of a percent. a) What percentage of scores will be less than 92?

b) What percentage of scores will be more than 87?

c) What percentage of scores will be between 83 and 90?

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