The document provides a case study and instructions for an assignment on improving the response rate of email marketing. Students are asked to: 1) conduct a design of experiment using the provided data to test cause-and-effect relationships, 2) determine an appropriate graphical display for the results and provide rationale, 3) recommend actions to increase email response rates with rationale, and 4) propose an overall strategy to develop a process model to increase response rates and obtain effective business processes with rationale. The assignment requires a 2-3 page paper following APA formatting guidelines.