(a-1) Use MegaStat or Minitab to deseasonalize Coca-Cola's quarterly data. (Round your answers to 3 decimal places.) 20es 2006 2007 2008 2009 2010 mean (a-2) State the adjusted four quarterly Iindexes. (Round your answers to 3 decimal places.) Q1 02 03 04 (a-3) What is the trend model for the deseasonalized time serles? (Round your answers to 2 decimel places.)

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Coca-Cola Revenues ($ millions), 20e5-2010
Quarter
Qtri
Qtr2
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
8,267
8,044
7,525
8,674
Qtr3
8,426
Qtr4
7,510
10,494
Click here for the Excel Data File
(a-1) Use MegaStat or Minitab to deseasonalize Coca-Cola's quarterly data. (Round your answers to 3 decimal places.)
2.
2005
2006
2007
2008
2009
2010
mean
(a-2) State the adjusted four quarterly Indexes. (Round your answers to 3 decimal places.)
Q1
Q2
Q3
Q4
(a-3) What is the trend model for the deseasonalized time serles? (Round your answers to 2 decimel pleces.)
(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.)
Q2 +
Q3
(c) Use the regression equation to make a prediction for each quarter in 2011. (Enter your answers in mllons rounded to 3 decimal
places.)
Quarter
Predicted
Q1
Q2
Q3
Q4
Transcribed Image Text:Coca-Cola Revenues ($ millions), 20e5-2010 Quarter Qtri Qtr2 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 8,267 8,044 7,525 8,674 Qtr3 8,426 Qtr4 7,510 10,494 Click here for the Excel Data File (a-1) Use MegaStat or Minitab to deseasonalize Coca-Cola's quarterly data. (Round your answers to 3 decimal places.) 2. 2005 2006 2007 2008 2009 2010 mean (a-2) State the adjusted four quarterly Indexes. (Round your answers to 3 decimal places.) Q1 Q2 Q3 Q4 (a-3) What is the trend model for the deseasonalized time serles? (Round your answers to 2 decimel pleces.) (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.) Q2 + Q3 (c) Use the regression equation to make a prediction for each quarter in 2011. (Enter your answers in mllons rounded to 3 decimal places.) Quarter Predicted Q1 Q2 Q3 Q4
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