I needed help with the following questions. Please take a look. I have included examples, which are labeled examples, to help with the homework. I got confused on how to do.

Question:

\fNewsvendor Model Data Selling price $ 18.00 Cost $ 12.00 Discount price 9.00 Model Demand 41 Purchase Quantity 14 Quantity Sold 41 Surplus Quantity 3 Profit $ 237.007. Construct an influence diagram for profit in the single-period purchase decision (Newsvendor Model)discussed in this chapter. Use Excel's Formula Auditing capability to demonstrate the relationship between the spreadsheet model and the influence diagram.Hotel Overbooking Model Data Net Revenue Rooms available Rooms available 300 Price $120 Overbooking cost $100 Overbooked customers Model Reservation limit 310 Customer demand 312 Overbooking cost Price Reservations made 310 Customer arrivals Cancellations Customer arrivals 304 Overbooked customers Cancellations Net revenue $35,600 Reservations Formula auditing displays better if the cells are moved (example below). made Data Rooms available 300 Customer Price $120 Overbooking cost demand Reservation limit $109 Model Reservation limit 310 Customer demand 312 Reservations made 310 Cancellations 6 Customer arrivals 304 Overbooked customers . 4 Net revenue $35,600Staffing Model FTE Hours Required Hours worked/day Days/month Hours per file Files/month Product mix Desired throughput6. A pharmaceutical company makes sales calls to phy- sicians to market their drugs. They want to determine the impact of sales calls on the profit it achieves per physician. The profit per physician depends on the number of new prescriptions that are written and the cost of making the sales calls. The cost of making the sales calls depends on the number of sales calls made. The number of sales calls also impacts the number of new prescriptions written. Construct an influence diagram that relates these variables