Given the following data (Y) and forecast (F) Period Y 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 56 16 The MAPE= F 15 25 30 45 57 29 52 39 90 46 85 61 99 71 110 82 95 96 100 97 110 101 115 104 110 105 109

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