Question: 9. For data shown in table: (4Marks) a) Calculate the forecast for all time periods you can, using 3 periods and 4 period moving averages

9. For data shown in table: (4Marks) a) Calculate

9. For data shown in table: (4Marks) a) Calculate the forecast for all time periods you can, using 3 periods and 4 period moving averages b) Calculate MAD for both the 3 period and 4 period Moving Average forecast methods Time Demand 3 Period moving average 4 Period moving average 1 6 2 8 3 13 4 11 5 11 6 16 7 11 8 8 9 7 10 15 11

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