Coca-Cola Revenues ($ millions), 2005-2010Quarter200520062007200820092010Qtr15,2065,2266,1037,3797,1697,525Qtr26,3106,4767,7339,0468,2678,674Qtr36,0376,4547,6908,3938,0448,426Qtr45,5515,9327,3317,1267,51010,494

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(a-1)Use MegaStat or Minitab to deseasonalize Coca-Cola's quarterly data.(Round your answers to 3 decimal places.)

1234200520062007200820092010mean

(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 series?(Round your answers to 2 decimal places.)

y_t=----x_t+----------

(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.)

y_t=----+------t+--------Q1 +----------Q2 +-------

Quarterly Revenue for Coca Cola Company, 2005-2010 (millions of dollars) Year Quarter Revenue 2005 Qtr1 5,206 In row-column format Qtr2 6,310 Quarter 2005 2006 2007 2008 2009 2010 Qtr3 6,037 Qtr1 5,206 5,226 6, 103 7,379 7,169 7,525 Qtr4 5,551 Qtr2 6,310 6,476 7,733 9,046 8,267 8,674 2006 Qtr1 5,226 Qtr3 6,037 6,454 7,690 8,393 8,044 8,426 Qtr2 6,476 Qtr4 5,551 5,932 7,331 7,126 7,510 10,494 Qtr3 6,454 Qtr4 5,932 2007 Qtr1 6,103 Qtr2 7,733 Qtr3 7,690 Qtr4 7,331 2008 Qtr1 7,379 Qtr2 9,046 Qtr3 8,393 Qtr4 7,126 Source: Standard & Poor's Stock Reports, 2009 Qtr1 7,169 http://finance.yahoo.com., and Qtr2 8,267 http://www.mergentonline.com. Qtr3 8,044