please show work

Each quarter, the General Manager and the Sales Manager develop the quarterly demand forecasts for each Product Family. They start with the "Product Family Master" (Figure 1) which provides the actual unit sales history for each Product Family by quarter and year. They create a "Product Family Forecast" (Figure 2) for the expected demand by Product Family for the next quarter based on their knowledge of industry trends, competitive strategies, and sales history. Figure 1: Product Family Master (Product Family Actual Sales in Units) Figure 2: Product Family Forecast Master (Product Family Forecast Sales in Units) Questions 3-8 are word problems. Be sure to show your work. 3. Refer to Figures 1 and 2. Calculate the MAD and MAPE for each Product Family for 2019. SHOW YOUR WORK, ROUND ANSWERS 2 DECIMAL PLACES (12 ptss)