The reject rates at the company's footwear plants are a function of?
the size of the incentive payment per non-defective pair produced, spending for best practices training, spending for TQM/Six Sigma quality control, the number of models/styles comprising the company’s product line, and the installation of plant upgrade option A. ?
Six sigma program, Purpose of six sigma is to reduce the reject and problem solving, provide stable process to the company. You can use the tool to reduce the reject and optimize the process after understand the concept