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September 15, 2014

Homework Help: statistics

Posted by Kelly on Friday, January 4, 2013 at 12:48pm.

At a large dept. store, the avg. number of years of employment for a cashier is 5.7 with a standard deviation of 1.8 years. If the number of years of employment at this department store is normally distributed, what is the probability that a cashier selected at random has worked at the store for over 10 years?

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