QTN 561: Exercise Question about Seasonal Index

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ex18_10_e16.xls
Home>Mathematics homework help>Numerical analysis homework help>QTN 561: Exercise Question about Seasonal Index

Ex18-10-e16

Year Quarter Sales
2010 1 5.3
2 4.1
3 6.8
4 6.7
2011 1 4.8
2 3.8
3 5.6
4 6.8
2012 1 4.3
2 3.8
3 5.7
4 6.0
2013 1 5.6
2 4.6
3 6.4
4 5.9