Air travel on Mountain Airlines for the past 18 weeks was:
Week Passengers Week Passengers
1 403 10 440
2 410 11 446
3 420 12 451
4 415 13 455
5 412 14 461
6 416 15 466
7 424 16 474
8 433 17 476
9 438 18 335
b. Use an appropriate technique to develop a forecast for the expected number of passengers for the next three weeks. (Round your intermediate calculations to 3 decimal places and final answers to 2 decimal places.)
Week Forecasted demand
19
20
21