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August 30, 2014

Homework Help: math

Posted by Rashonda on Thursday, July 19, 2012 at 12:28am.

Assume that the average annual salary for a worker in the United States is $32,000 and that the annual salaries for Americans are normally distributed with a standard deviation equal to $7,000. Find the following:

(A) What percentage of Americans earn below $24,000?
(B) What percentage of Americans earn above $36,000?

Please show all of your work.
(Points : 6)

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