(c) Callie is a soft drink brand company that was developed by the founder in the late 1898. The company had manufacture

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C Callie Is A Soft Drink Brand Company That Was Developed By The Founder In The Late 1898 The Company Had Manufacture 1 (46 KiB) Viewed 35 times

(c) Callie is a soft drink brand company that was developed by the founder in the late 1898. The company had manufacturers, distributes, and markets more than 500 beverages brands over 200 countries worldwide. According to the company annual's report, their revenues in 2018 were almost $46 billion. The following data describe the yearly gross revenues ($billions) from 2002 to 2018. Year Revenues Year Revenues ($billion) ($billion) 2002 17.8 2011 28.9 2003 19.8 2012 31.9 2004 20.5 2013 33.0 2005 20.1 2014 35.1 2006 19.7 2015 46.5 2007 21.0 2016 48.0 2008 21.9 2017 46.7 2009 23.1 2018 45.9 2010 24.1 Compute the 7-year centered moving average for the gross revenues data for 2007 to 2017. Your answers should be written in 2 decimal point. (5 marks) Using exponential smoothing method and the smoothing constant at a = 0.4, find the forecast revenues for year 2003 to 2018. Followed by finding the Mean Absolute Deviation (MAD) and Mean Square Error (MSE). (15 marks) (i) (ii)