Calculate the mean absolute deviation

Assignment Help Basic Statistics

Reference no: EM131874656

Question: A forecasting model has produced the following forecasts:

Period	Demand	Forecast	Error	Abs.Error
January	120	110
February	110	115
March	115	120
April	125	115

Fill in the blanks above

- Calculate the mean absolute deviation (MAD) at the end of April.

- Calculate the average error at the end of April.

- Calculate the tracking signal at the end of April

Reference no: EM131874656

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