Which of the following statements on lean is incorrect? Ergonomics needs to be incorporated in manufacturing process design. Lean supply chain relationships is about simplifying supply chain relationships and maintaining a smaller supply base. A demand-driven system is a pull system. Lean production can lead to reduced inventories of raw materials and finished goods. Question 22 2.4pts GLT manufactures a variety of lifestyle products and they have recently been able to decrease their setup times. As such, they are more likely to notice all the following except A decrease in total inventory of finished goods A decrease in the number of defects A decrease in production batch size An increase in production flexibility