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Normal distribution

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Normal Distribution

THIS IS ONE SINGLE QUESTION WITH 2 STEPS. PLEASE, PLEASE HELP! I DON'T UNDERSTAND THIS ONE.

Exam scores in a MATH 1030 class is approximately normally distributed with mean 86 and standard deviation 6. Round answers to the nearest tenth of a percent.

a) What percentage of scores will be less than 88? %

b) What percentage of scores will be more than 81? %

c) What percentage of scores will be between 80 and 87?%

Reference no: EM132191884

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