Presentation subject FIT Lesson 9 - Fixed Time Period Order Model A company has 200 units of a product on-hand that it orders every two weeks when the salesperson visits the premises. Demand for the product averages 20 units per day with a standard deviation of 3 units. Lead time for the product to arrive is seven days. Management has a goal of a 90% percent probability of not stocking out for this product. (Round your answer up to the nearest whole number and show your work for full credit.) How many units should be ordered? Formulas: q=d(T + L) + zor+L - I OT+L = V(T+L)? - 9 = quantity to be ordered T= number of days between reviews L= lead time in days T + L= vulnerable period d = forecast average daily demand z= number of standard deviations required for specified service level OT+L = standard deviation of demand during the review and lead time I= current inventory level (including items on order) e