A company pays its employees an average wage of $15.90 an hour with a standard deviation of

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A company pays its employees an average wage of $15.90 an hour with a standard deviation of $1.50. If the wages are approximately normally distributed and paid to the nearest cent,

(a) What percentage of the workers receive wages between S13.75 and S16.22 an hour inclusive?

(b) The highest 5% of the employee hourly wages is greater than what; amount?

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Probability & Statistics For Engineers & Scientists

ISBN: 9780130415295

7th Edition

Authors: Ronald E. Walpole, Raymond H. Myers, Sharon L. Myers, Keying

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