Question: Problem 3-18 A particular forecasting model was used to forecast a six-month period. Here are the forecasts and actual demands that resulted April May June

Problem 3-18 A particular forecasting model was used to forecast a six-month period. Here are the forecasts and actual demands that resulted April May June July August September FORECAST 254 329 404 354 378 454 ACTUAL 204 262 320 304 330 405 a. Find the tracking signal for each month. (Negative values should be indicated by a minus sign. Round your answers to Tracking Signal Month April May June July August September b. Is the model being used is giving acceptable answers. No, the model's performance is poor. Yes, the frodel's performance is good
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