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The Mean Starting Salary of Recent Business Graduates at a University

Question 142

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The mean starting salary of recent business graduates at a university is $52,000 with a standard deviation of $16,000. The distribution of starting salaries is unknown.
A) What proportion of business graduates has a starting salary between $20,000 and $84,000?
B) Suppose 600 business graduates from this university got hired. How many of them started with a salary between $20,000 and $84,000?

Correct Answer:

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a. At least 75%;
$20,000 & $84...

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