Question: 15 In this problem, you are to test the validity of your forecasting model. Here are the forecasts for a model you have been using

15 In this problem, you are to test the validity of your forecasting model. Here are the forecasts for a model you have been using and the actual demands that occurred:

WEEK FORECAST ACTUAL 1 800 900 23456 2 850 1,000 3 960

Use the method stated in the text to compute the MAD and tracking signal. Then decide whether the forecasting model you have been using is giving reasonable results.

WEEK FORECAST ACTUAL 1 800 900 23456 2 850 1,000 3 960 1,050 950 goo 5 1,000 goo 6 975 1,100

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