What is disaggregation? What are the inputs and outputs for master production scheduling? Prepare a master schedule based on the following information: Week: 1,2,3,4,5,6,7,8. Forecast: 100,100,120,120,150,150,180,180. Customer orders: 106,94,65,40,21,9,2,0. Beginning inventory: 145: Schedule production whenever projected-on-hand drops below 20. Production lot size is 250 units.