Annual revenue (in million dollars) earned by the CrazyNet are provided below. Year 2001 2002 2003 2004 2005 2006 | 2007 | 2008 | 2009 | 2010 Sales 9. 10 12 18 16 15 16 12 11 10

College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
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Chapter6: Exponential And Logarithmic Functions
Section6.8: Fitting Exponential Models To Data
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Q4. Annual revenue (in million dollars) earned by the CrazyNet are provided below.
2001
2002 2003 2004 2005 2006 2007 2008 2009 2010
Year
Sales
9
10
12
18
16
15
16
12
11
10
(a) Obtain forecast for the year 2011 and 2012 by using 2-MA and Exponential smoothing
with w=0.8. Why one of these two methods would perform better if true sales is $10
million in 2012?
(b) Visualize the trend component that you have obtained in (a) and comment on the preferred
trend model for this data.
Transcribed Image Text:Q4. Annual revenue (in million dollars) earned by the CrazyNet are provided below. 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 Year Sales 9 10 12 18 16 15 16 12 11 10 (a) Obtain forecast for the year 2011 and 2012 by using 2-MA and Exponential smoothing with w=0.8. Why one of these two methods would perform better if true sales is $10 million in 2012? (b) Visualize the trend component that you have obtained in (a) and comment on the preferred trend model for this data.
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