Problem 10 731 686 A convenience store recently started to carry a new brand of soft drink. Management is interested in estimating future sales volume to determine whether it should continue to carry the new brand or replace it with another brand. The following table provides the number of cons sold per week. Use both the trend projection with regression and the exponential smoothing (leta=0.4 with an initial forecast for work 1 of 574) methods to forecast demand for week 13. Compare those methods by using the mean absolute deviation and mean absoluto percent error performance criteria Does your analysis suggest that sales are trending and if so, by how much? Period 1 2 3 4 5 6 7 8 9 10 15 12 Sales 574 632 651 739 654 625 744 676 726 742 Obtain the trend projection with regression forecast The forecast for wook 13 a 750 (Enter your response rounded to the nearest whole number) Specify the mean absoluto deviation (MAD) and mean absoluto percent error (MAPE). (Enfor your responses rounded to two deomal places) MAD MAPE correcto