Dynamic DEA based on DMAIC model to evaluate passengers’ transportation in road transportation organization

In Iran, more than 94% of transportation is road transportation. The goal this article to assess and rate companies 31 country provinces determine the effect integrating six sigma DMAIC cycle dynamic data envelopment analysis (DDEA) on effective inputs outputs. BCC output-oriented has been changed model. According conducted sensitivity in improvement phase, it determined what changes should be made values outputs for inefficient units become efficient. control system monitored through statistical charts able monitor Integrating these methods help us with a evaluation environment effectiveness efficiency will increase achieve goals set.