The consulting agency has found that the weekly demand for chlorine is normally distributed with a mean of 1,250 gallons and a standard deviation of 280. The supplier takes one week to fill an order placed by the facility. The facility currently orders 5,000 gallons when the inventory on hand drops to 2,000 What is the safety inventory, average inventory, and average flow time? Safety Inventory = 750, Average Inventory 5,750, and average flow time 4.6 weeks Safety Inventory 750, Average Inventory 3,250, and average flow time 2.6 weeks Safety Inventory 3,000, Average Inventory 5,500, and average flow time 4.4 weeks 3,750, Average Inventory 6,250, and average flow time Safety Inventory weeks 5