Which is a better operating strategy for the emergency department of a general hospital? Critical Path O Push O EOQ Pull Things that drive up safety stock in a continuous inventory policy are all of the following EXCEPT: increasing lead time increasing average demand (but not the standard deviation of demand) increasing service level increasing standard deviation of demand (but not the average of demand) Ways to improve service quality include all EXCEPT: using process improvement to minimize variation in your service's cycle time make the service layout easy to understand avoiding areas of congestion in your process having customers visit clerks before all the customer's required information is available that the clerk needs Which of the following generally makes your organization's profit MORE sensitive to demand risk, all other things being equal? lowering the breakeven demand O lowering the percentage of variable costs relative to fixed costs lowering the operating leverage lowering the contribution margin ratio