MacRonald's Restaurant uses a monthly exponential smoothing forecast for demand of each of its products. MacRonald's has four product families: burgers, chicken, hoagies, and pizza. MacRonald's also asks the shift managers to come up with a forecast for each product family. The exponential forecast for cach product and the family forecast are given below.

Family Product Forecast S/Unit Family Burgers Regular 1,200 1.00 Super Burgers S Sales 10,000.00 2,700 1.50 Super-Duper Chicken 15,000.0 2,100 1.80 Chicken Regular Hoagies 20,000. 1,800 2.50 Pizza 5,000.0 Cajun 2,700 2.75 Hoagies Italian French American 2,250 3.50 1,650 3.00 1,350 3.25 Cheese Pepperoni 1.75 2.25 Pizza 750 1,200 a. Calculate a roll-up of the individual forecasts and compare it to the product family forecas b. Roll up the individual product forecast to the top level and compare it to an overall corpora forecast of $65,000. Roll the forecast back down to families and individual forecast (dolla and units).