Problem 2. Using the average price spent on Electronic items/Cell phones/laptop/tablet, provided above, as our time series data, a) Using the moving average of two period forecast the spending on this item for Semesters 6 and 8 (0.5 pt) b) Using simple exponential smoothing method and w=0.60, forecast the spending for this item in Semesters 6 and 8 (1 pt) c) Using double exponential smoothing method and w=0.60, =0.2, forecast the spending for this item in Semesters 6 and 8 (1.5 pts)