7. ABC widgets recently claimed to have implemented lean manufacturing in their plant. The implementation team presents the following as their success - ABC widgets make two types of widgets - black and white. a. They make black for the first 15 days followed by white, thus reducing the number of set ups between the two widgets. It takes a day to convert production from black to white. b. The widgets go through five main departments (spaced about 100 ft from each other) before getting shipped. The transportation between the stages are manually moved by workers. To improve transportation efficiency, they wait for 100 widgets to be finished in every department before moving to the next department. c. Just before the raw material for the black widgets is consumed, a truck full of white widgets arrives to supply for the next fifteen days of supply. As a part of lean six sigma implementation, they have coordinated the delivery with the suppliers. d. Before the product leaves the factory, two inspectors to ensure 100 % defect final This