Period Actual Demand Forecast Model 2 234 9 Forecast Model 1 373 290 348 404 369 367 422 285 442 10 500 351 280 347 373 11 12 Your manager has come to you with the following data, showing actual demand for five periods and forecast results for two different models. Calculate the MFE, MAD, and MAPE for these models. Click the icon to view the time series data. The MFE value for the forecast Model 1 is . (Enter your response rounded to one decimal place and include a minus sign if necessary.)