Question
12. Suppose that the salaries of Oakland University graduates follow a normal distribution with mean $30, 000 and standard deviation $4, 000. What salary range
12. Suppose that the salaries of Oakland University graduates follow a normal distribution with mean $30, 000 and standard deviation $4, 000. What salary range is the top 10%? (Hint: What is the 90thpercentile?)
(a) $35, 120 or more
(b) $27, 000 or less
(c) $33, 600 or more
(d) $30, 000 or less
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Mathematics for Economics and Business
Authors: Ian Jacques
9th edition
129219166X, 9781292191706 , 978-1292191669
