Question: stuck on this question Using the same data as in Question 1, what is the mean absolute deviation (MAD) for the data using the 3-period

stuck on this question

3-period moving average? Monthly sales for Computer Success are shown below: Given

Using the same data as in Question 1, what is the mean absolute deviation (MAD) for the data using the 3-period moving average? Monthly sales for Computer Success are shown below: Given the data, what is the average forecast error (i.e., mean bias) if you use a 3-period moving average to complete the forecast table? Using the same data as in Question 1, what is the mean absolute percent error (MAPE) for the data using the 3-period moving average? For this case, enter your percentage as a whole number (e.g., 12 as opposed to 12% or 0.12 )

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