The number of passes completed by Brett Favre, quarterback for the Green Bay Packers, was recorded for

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The number of passes completed by Brett Favre, quarterback for the Green Bay Packers, was recorded for each of the 16 regular season games in the fall of 2006 (www.espn.com).


31 15 17 22 25 22 22 19 22 24 24 28 26 20 21


a. Draw a stem and leaf plot to describe the data.
b. Calculate the mean and standard deviation for Brett Favre€™s per game pass completions.
c. What proportion of the measurements lie within two standard deviations of the mean?

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Introduction To Probability And Statistics

ISBN: 9780495389538

13th Edition

Authors: William Mendenhall, Robert J. Beaver, Barbara M. Beaver

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