Rasheed's report outlined that consumers living on the West Coast had purchased 80% more of the company's line of "green" products as compared to consumers living in the southeastern part of the country. His report identifying specific groups is an example of

Market Segmentation

Explanation:

The specific way that he identified the different groups is an example of Market Segmentation. This term refers to the process of dividing a market of potential customers into different groups, or segments based on different characteristics shared by the individuals. Characteristics can include interests, needs, race, gender, age, etc. In this specific scenario, the Rasheed separated the groups by geographical location.