Question: Exam scores in a MATH 1030 classis approximately normally distributed with mean 82and standard deviation 5.7. Round answers to the nearest tenth of a percent.

Exam scores in a MATH 1030 classis approximately normally distributed with mean 82and standard deviation 5.7. Round answers to the nearest tenth of a percent.

a) What percentage of scores will be less than 91?%

b) What percentage of scores will be more than 78?%

c) What percentage of scores will be between 77 and 88?

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