Question: Calculate Mean Absolute Deviation (MAD), Mean Squared Error (MSE) and Mean Absolute Per- cent Error (MAPE) for this data. 4. A retail furniture store dealer

Calculate Mean Absolute Deviation (MAD), Mean Squared Error (MSE) and Mean Absolute Per- cent Error (MAPE) for this data. 4. A retail furniture store dealer recorded the sales of chairs during the first 6 days of a week as follows Sales Day 56 64 63 56 Monday Tuesday Wednesday Thursday Friday 68 Saturday 64 Predict the sales for Sunday (the store is open!) using a 5 day moving average. b. How would it be different from using the 3 day moving average? c. Predict sales for Sunday 7 using a weighted 3 day moving average with weights of 0.5,04 and 01 respectively going from most recent Tinnas for the first 6 months of the year have been recorded as follows

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