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Buatlah prediksi untuk penjualan PT ILFIL triwulan I, II, III, dan
IV pada tahun 2010 dengan menggunakan metoda time series dan
data historis sebagai berikut :

                    Tahun         Triwulan
                              I    II III    IV
                     2005    14    26 34     16
                     2006    18    21 27     13
                     2007    16    30 37     18
                     2008    11    22 30     15
                     2009    20    27 32     11

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Latihan t ime series

  • 1. Buatlah prediksi untuk penjualan PT ILFIL triwulan I, II, III, dan IV pada tahun 2010 dengan menggunakan metoda time series dan data historis sebagai berikut : Tahun Triwulan I II III IV 2005 14 26 34 16 2006 18 21 27 13 2007 16 30 37 18 2008 11 22 30 15 2009 20 27 32 11