Estimate the mse, mad, cumulative error and average error

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Reference no: EM1320452

Question: Recent actual and forecasted data for product XYZ is given in the following table.

Month	Actual Demand	3-month Forecasted Demand
May	30	25
June	31	30
July	45	33
August	42	38

Estimate the MSE, MAD, cumulative error and average error.

Reference no: EM1320452

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