Coca-Cola Revenues ($ millions), 2005-2010 Quarter Qtrl Qtr2 Qtr3 Qtr4 2005 2006 2007 2008 2009 2010 5, 206 6,310 6,037 5,551 5,226 6,476 6,454 5,932 6,103 7,733 7,690 7,331 7,379 9,046 8,393 7,126 7,169 7,525 8,267 8,674 8,044 8,426 7,510 10,494 B Click here for the Excel Data File (8-1) Use MegaStat or Minitab to deseasonalize Coca-Cola's quarterly data. (Round your answers to 3 decimal places.) 2005 2006 2007 2008 2009 2010 mean (a-2) State the adjusted four quarterly indexes. (Round your answers to 3 decimal places.) Q2 Q3 Q4 (8-3) What is the trend model for the deseasonalized time series? (Round your answers to 2 decimal places.) Уг%3D (b) State the model found when performing a regression using seasonal binaries. (A negative value should be indicated by a minus sign. Round your answers to 4 decimal places.) У3 Q + Q2 Q3 (c) Use the regression equation to make a prediction for each quarter in 2011. (Enter your answers in millions rounded to 3 decimal places.) Predicted Quarter Q1 Q2 Q3 Q4

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Author:Amos Gilat
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Coca-Cola Revenues ($ millions), 2005-2010
Quarter
Qtrl
Qtr2
Qtr3
Qtr4
2005
2006
2007
2008
2009
2010
5, 206
6,310
6,037
5,551
5,226
6,476
6,454
5,932
6,103
7,733
7,690
7,331
7,379
9,046
8,393
7,126
7,169
7,525
8,267
8,674
8,044
8,426
7,510 10,494
B Click here for the Excel Data File
(8-1) Use MegaStat or Minitab to deseasonalize Coca-Cola's quarterly data. (Round your answers to 3 decimal places.)
2005
2006
2007
2008
2009
2010
mean
(a-2) State the adjusted four quarterly indexes. (Round your answers to 3 decimal places.)
Q2
Q3
Q4
(8-3) What is the trend model for the deseasonalized time series? (Round your answers to 2 decimal places.)
Уг%3D
(b) State the model found when performing a regression using seasonal binaries. (A negative value should be indicated by a minus
sign. Round your answers to 4 decimal places.)
У3
Q +
Q2
Q3
(c) Use the regression equation to make a prediction for each quarter in 2011. (Enter your answers in millions rounded to 3 decimal
places.)
Predicted
Quarter
Q1
Q2
Q3
Q4
Transcribed Image Text:Coca-Cola Revenues ($ millions), 2005-2010 Quarter Qtrl Qtr2 Qtr3 Qtr4 2005 2006 2007 2008 2009 2010 5, 206 6,310 6,037 5,551 5,226 6,476 6,454 5,932 6,103 7,733 7,690 7,331 7,379 9,046 8,393 7,126 7,169 7,525 8,267 8,674 8,044 8,426 7,510 10,494 B Click here for the Excel Data File (8-1) Use MegaStat or Minitab to deseasonalize Coca-Cola's quarterly data. (Round your answers to 3 decimal places.) 2005 2006 2007 2008 2009 2010 mean (a-2) State the adjusted four quarterly indexes. (Round your answers to 3 decimal places.) Q2 Q3 Q4 (8-3) What is the trend model for the deseasonalized time series? (Round your answers to 2 decimal places.) Уг%3D (b) State the model found when performing a regression using seasonal binaries. (A negative value should be indicated by a minus sign. Round your answers to 4 decimal places.) У3 Q + Q2 Q3 (c) Use the regression equation to make a prediction for each quarter in 2011. (Enter your answers in millions rounded to 3 decimal places.) Predicted Quarter Q1 Q2 Q3 Q4
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