For Exercises 13.46 to 13.49, see pages 693–694; for 13.50, see page 699; and for 13.51 and 13.52, see pages 705–706.

Question 13.52

13.52 Domestic average airfare.

Refer to Exercises 13.47, 13.48, and 13.49 (page 694) for explanation of the forecast accuracy measures MAD, MSE, and MAPE.

  1. Based on the forecasts calculated in part (a) of Exercise 13.51, calculate MAD, MSE, and MAPE.
  2. Based on the forecasts calculated in part (b) of Exercise 13.51, calculate MAD, MSE, and MAPE.