Question: When you compute the difference between actual and forecast, take an absolute value of the difference, and then average these differences, you are computing MAD.

When you compute the difference between actual and forecast, take an absolute value of the difference, and then average these differences, you are computing MAD. The mean absolute deviation (MAD) is used to:
estimate the trend line
eliminate forecast errors
measure forecast accuracy
seasonally adjust the forecast
all of the above
When you compute the difference between actual and forecast, take an

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