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5-43 Refer to the DJIA data in Problem 5-41. a) Use an exponential smoothing model with a smoothing constant of 0.4 to predict the opening DJIA index value for 2014. Find the MSE for this. b) Use QM for Windows or Excel to find the smoothing constant that would provide the lowest MSE.

5-43 Refer to the DJIA data in Problem 5-41. a) Use an exponential smoothing model with a smoothing constant of 0.4 to predict the opening DJIA index value for 2014. Find the MSE for this. b) Use QM for Windows or Excel to find the smoothing constant that would provide the lowest MSE.

Practical Management Science
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
Section: Chapter Questions
Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...
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5-43 Refer to the DJIA data in Problem 5-41.

a) Use an exponential smoothing model with a smoothing constant of 0.4 to predict the opening DJIA index value for 2014. Find the MSE for this.

b) Use QM for Windows or Excel to find the smoothing constant that would provide the lowest MSE.

 

YEAR DJIA YEAR DJIA 2013 13,104 2003 8,342 2012 12,392 2002 10,022 2011 11,577 2001 10,791 2010 10,431 2000 11,502 2009 8,772 1999 9,213 2008 13,262 1998 7,908 2007 12,460 1997 6,448 2006 10,718 1996 5,117 2005 10,784 1995 3,834 2004 10,453 1994 3,754
Transcribed Image Text:YEAR DJIA YEAR DJIA 2013 13,104 2003 8,342 2012 12,392 2002 10,022 2011 11,577 2001 10,791 2010 10,431 2000 11,502 2009 8,772 1999 9,213 2008 13,262 1998 7,908 2007 12,460 1997 6,448 2006 10,718 1996 5,117 2005 10,784 1995 3,834 2004 10,453 1994 3,754
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