Write the forecast of exports of Chemical products for Period 15, if MAD used in Measuring Accuracy of the given forecas (A, B, C) Forecast A: Chemical products
580
630
680
730
780
830
880
930
980
1030
1080
1130
1180
1231
1281. Forecast B: Chemical products
617
661
704
744
782
819
854
888
921
953
984
1014
1043
1072
1100. Forecast C: Chemical products
573
622
671
720
769
818
867
916
965
1014
1063
1112
1161
1211
1260.. Period/ Year
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15