Normally distributed with mean


On a specific section of CPA exam for which the scores were normally distributed with mean of 600 points and standard deviation of 70 points.

(a) What percent of students scored lower than 630 on the exam?

(b) What percent of students scored between 630 and 730 on the exam?

(c) What percent of students scored between 600 and 700 on the exam?

(d) What percent of students scored above 700 on the exam?

(e) if 900 people take exam, how many people will score above 700 on the exam?

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Mathematics: Normally distributed with mean
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