d.Evaluate a seasonally adjusted trend forecasting model. What is the MAD?(Round your answers to 4 decimal places.)
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Question:
d. Evaluate a seasonally adjusted trend forecasting model. What is the MAD? (Round your answers to 4 decimal places.) | |||||||
Month Number | $ Sales (Millions | Period | Trend | Index | Forecast | Absolute Error | |
1 | 1578 | 1 | |||||
2 | 837 | 2 | |||||
3 | 829 | 3 | |||||
4 | 819 | 4 | |||||
5 | 888 | 5 | |||||
6 | 823 | 6 | |||||
7 | 797 | 7 | |||||
8 | 1634 | 8 | |||||
9 | 1174 | 9 | |||||
10 | 825 | 10 | |||||
11 | 852 | 11 | |||||
12 | 1366 | 12 | |||||
1 | 1496 | 13 | |||||
2 | 801 | 14 | |||||
3 | 817 | 15 | |||||
4 | 839 | 16 | |||||
5 | 891 | 17 | |||||
6 | 814 | 18 | |||||
7 | 779 | 19 | |||||
8 | 1484 | 20 | |||||
9 | 1107 | 21 | |||||
10 | 799 | 22 | |||||
11 | 813 | 23 | |||||
12 | 1267 | 24 | |||||
1 | 1381 | 25 | |||||
2 | 819 | 26 | |||||
3 | 844 | 27 | |||||
4 | 820 | 28 | |||||
5 | 896 | 29 | |||||
6 | 837 | 30 | |||||
7 | 811 | 31 | |||||
8 | 1474 | 32 | |||||
9 | 1096 | 33 | |||||
10 | 851 | 34 | |||||
11 | 878 | 35 | |||||
12 | 1369 | 36 | |||||
1 | 1254 | 37 | |||||
2 | 776 | 38 | |||||
3 | 795 | 39 | |||||
MAD= | |||||||
Related Book For
Introduction to Operations Research
ISBN: 978-1259162985
10th edition
Authors: Frederick S. Hillier, Gerald J. Lieberman
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