Question
Fortune 500 Magazine claimed the average age of all US Chief Executive Officers (CEOs) was 59.4 years with a standard deviation of 6.1 years. If
Fortune 500 Magazine claimed the average age of all US Chief Executive Officers (CEOs) was 59.4 years with a standard deviation of 6.1 years. If a random sample of 80 USCEOswas selected,what is theprobabilitythat the sample average would exceed 61 years? Give your answer to four decimal places.
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Calculus Early Transcendentals
Authors: James Stewart
8th edition
1285741552, 9781305482463 , 978-1285741550
