Question: Use the data from exercise 46 to: Data From exercises 46 Year...................... Month................... Revenue Passenger-Miles 2006.......................... Jan....................................... 43.1652 2006.......................... Feb....................................... 44.0447 .............................................. ............................................................... 2010

Use the data from exercise 46 to:

Data From exercises 46

Year...................... Month................... Revenue Passenger-Miles

2006.......................... Jan....................................... 43.1652

2006.......................... Feb....................................... 44.0447

⋮.............................................. ⋮............................................................... ⋮

2010 ...........................Sep .....................................43.7704

a. Estimate a linear trend model with seasonal dummies.

b. Estimate an exponential trend model with seasonal dummies.

c. Use the MSE and MAD to compare these models.

d. Use the appropriate model to make monthly forecasts for the last three months of 2010.

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