Listed are the net sales for a San Franciscoarea mail-order retailer for the years 2009 to 2018.

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Listed are the net sales for a San Francisco–area mail-order retailer for the years 2009 to 2018. Use the mean sales for the earliest three years to determine a base and then find the index for 2017 and 2018. By how much have net sales increased from the base period?

Year Sales (millions) Year Sales (millions) 2009 $486.6 2014 $568.5 2010 506.8 2015 581.9 2011 522.2 2016 496.1 2012 574.6 2017 456.6 2013 580.7 2018 433.3

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Statistical Techniques In Business And Economics

ISBN: 9781260239478

18th Edition

Authors: Douglas Lind, William Marchal, Samuel Wathen

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