Develop a seasonally adjusted forecast model for this data. Forecast demand for each quarter for 2010 (using linear trend line forecast estimate for orders in XXXXXXXXXXDevelop a separate linear trend...

Develop a seasonally adjusted forecast model for this data. Forecast demand for each quarter for 2010 (using linear trend line forecast estimate for orders in 2010) - Develop a separate linear trend line forecast for each of the 4 seasons and forecast each season for 2005 - which of the 2 approaches appear most accurate & use MAD to verify.


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2005 2006 2007 2008 2009 1 18.600000000000001 18.100000000000001 22.4 23.2 24.5 106.8 2 23.5 24.7 28.8 27.6 31 135.6 3 20.399999999999999 19.5 21 24.4 23.7 109 4 41.9 46.3 45.5 47.1 52.8 233.59999999999997 104.4 108.6 117.7 122.29999999999998 132 585 Quarter totals






Sheet1 Quarter20052006200720082009totals 118.618.122.423.224.5106.8 223.524.728.827.631135.6 320.419.52124.423.7109 441.946.345.547.152.8233.6 totals104.4108.6117.7122.3132585 Sheet2 Sheet3
005_tmjh65k-q0oxfzmp.xlsx
May 15, 2022
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