Lauren's Beauty Boutique has experienced the following weekly sales:
Week Sales
1 432
2 396
3 415
4 458
5 460
(b) What would be the forecast for June using the naive method?
(c) If the actual labor figure for June turns out to be 41, what would be the forecast for July using each of these models?
(d) Compare the accuracy of these models using the mean absolute deviation (MAD).
(e) Compare the accuracy of these models using the mean squared error (MSE).