Given the sales data from Problem 23, generate forecasts for months 7-24 using a six-period and a three-period moving average. Use MAD to compare the forecasts. Which forecast is more stable? Which is more responsive and why?
Sales from Problem 23 of my Homework
Month Sales Month Sales Month Sales
1 239 9 310 17 369
2 248 10 335 18 378
3 256 11 348 19 367
4 260 12 353 20 383
5 271 13 355 21 394
6 280 14 368 22 393
7 295 15 379 23 405
8 305 16 358 24 412