Find probability that individual graduate have more salary

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Reference no: EM13136344

The average salaryfor graduates entering the actuarial field is $40,000. if the salaries are normally distributed with a standard deviation of $5000, find the probability that an individual graduate will have a salary over $45,000

(b) a group of nine graduates will have a group average over $45,000.

Reference no: EM13136344

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