Question: c. A forecasting procedure has been used for the last 8 months, with the following results. Evaluate how well the procedure is doing, by finishing

c. A forecasting procedure has been used for the last 8 months, with the following results. Evaluate how well the procedure is doing, by finishing the following table. (6 Marks) Table 5 5 Complete the table above and calculate the following: i) Cumulative Sum of Forecast Errors ( CFE) (2 Marks) ii) Mean Squared Error (MSE) (2 Marks) iii) Mean Absolute Deviation (MAD) (2 Marks) iv) Mean Absolute Percentage Error (MAPE). (2 Marks)

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