One item a computer store sells is supplied by a vendor who handles only that item Demand for that item recently changed, and the store manager must determine when to replenish it: The manager wants a probability of at least 96 percent of not having stockout during lead time. The manager expects demand to average dozen units a day and have a standard deviation of 3 units a day: Lead time is variable, averaging days with a standard deviation of one day: Assume normality and that seasonality is not a factor: What is the reorder point to achieve the desired service level?