The range of a set of data is defined as the absolute difference between the least value

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The “range” of a set of data is defined as the absolute difference between the least value and the greatest value in the set. Four positive integers have an average (arithmetic mean) of 7.5. 


a. What is the greatest possible range of this set? 


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b. What is the least possible range of this set? 


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McGraw-Hill Education SAT 2017

ISBN: 9781259641657

1st Edition

Authors: Christopher Black, Mark Anestis

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