Task

$1$

: Consider the simulation results available in the accompanying Excel file and answer the following questions:

Why do you think each position

$($

Retailer

$,$

$$Distributor$,$ Warehouse, and Manufacturer

$)$

$$ordered more units than

the customer

$($

overall

$)$

$?$

Why were the ordered quantities not received at the retailer and distributor for several weeks?

What would have happened if the simulation ran for another

$10$

$$to

$15$

$$weeks$?$

What is the total cost in the supply chain if inventory cost is $

$5$

$$per unit per week and backorder cost is $

$10$

$$per

unit per week?

What would have been the total cost in the supply chain if the retailer forecasted the demand from the customer

to be

$5$

$$units per week and all the supply chain partners agreed to order and deliver

$5$

$$units each week?